500240000

素因数分解:

$2^7\times 5^4\times {\mathrm{13}}^2\times {\mathrm{37}}^1$

素因数の和:97

約数の個数: 240

約数和(自身を含む): 1384923870

約数和(自身を除く): 884683870

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 37, 40, 50, 52, 64, 65, 74, 80, 100, 104, 125, 128, 130, 148, 160, 169, 185, 200, 208, 250, 260, 296, 320, 325, 338, 370, 400, 416, 481, 500, 520, 592, 625, 640, 650, 676, 740, 800, 832, 845, 925, 962, 1000, 1040, 1184, 1250, 1300, 1352, 1480, 1600, 1625, 1664, 1690, 1850, 1924, 2000, 2080, 2368, 2405, 2500, 2600, 2704, 2960, 3200, 3250, 3380, 3700, 3848, 4000, 4160, 4225, 4625, 4736, 4810, 5000, 5200, 5408, 5920, 6253, 6500, 6760, 7400, 7696, 8000, 8125, 8320, 8450, 9250, 9620, 10000, 10400, 10816, 11840, 12025, 12506, 13000, 13520, 14800, 15392, 16000, 16250, 16900, 18500, 19240, 20000, 20800, 21125, 21632, 23125, 23680, 24050, 25012, 26000, 27040, 29600, 30784, 31265, 32500, 33800, 37000, 38480, 40000, 41600, 42250, 46250, 48100, 50024, 52000, 54080, 59200, 60125, 61568, 62530, 65000, 67600, 74000, 76960, 80000, 84500, 92500, 96200, 100048, 104000, 105625, 108160, 118400, 120250, 125060, 130000, 135200, 148000, 153920, 156325, 169000, 185000, 192400, 200096, 208000, 211250, 240500, 250120, 260000, 270400, 296000, 300625, 307840, 312650, 338000, 370000, 384800, 400192, 422500, 481000, 500240, 520000, 540800, 592000, 601250, 625300, 676000, 740000, 769600, 781625, 800384, 845000, 962000, 1000480, 1040000, 1202500, 1250600, 1352000, 1480000, 1539200, 1563250, 1690000, 1924000, 2000960, 2405000, 2501200, 2704000, 2960000, 3126500, 3380000, 3848000, 3908125, 4001920, 4810000, 5002400, 6253000, 6760000, 7696000, 7816250, 9620000, 10004800, 12506000, 13520000, 15632500, 19240000, 20009600, 25012000, 31265000, 38480000, 50024000, 62530000, 100048000, 125060000, 250120000, 500240000]

約数ペア:

[(1, 500240000), (2, 250120000), (4, 125060000), (5, 100048000), (8, 62530000), (10, 50024000), (13, 38480000), (16, 31265000), (20, 25012000), (25, 20009600), (26, 19240000), (32, 15632500), (37, 13520000), (40, 12506000), (50, 10004800), (52, 9620000), (64, 7816250), (65, 7696000), (74, 6760000), (80, 6253000), (100, 5002400), (104, 4810000), (125, 4001920), (128, 3908125), (130, 3848000), (148, 3380000), (160, 3126500), (169, 2960000), (185, 2704000), (200, 2501200), (208, 2405000), (250, 2000960), (260, 1924000), (296, 1690000), (320, 1563250), (325, 1539200), (338, 1480000), (370, 1352000), (400, 1250600), (416, 1202500), (481, 1040000), (500, 1000480), (520, 962000), (592, 845000), (625, 800384), (640, 781625), (650, 769600), (676, 740000), (740, 676000), (800, 625300), (832, 601250), (845, 592000), (925, 540800), (962, 520000), (1000, 500240), (1040, 481000), (1184, 422500), (1250, 400192), (1300, 384800), (1352, 370000), (1480, 338000), (1600, 312650), (1625, 307840), (1664, 300625), (1690, 296000), (1850, 270400), (1924, 260000), (2000, 250120), (2080, 240500), (2368, 211250), (2405, 208000), (2500, 200096), (2600, 192400), (2704, 185000), (2960, 169000), (3200, 156325), (3250, 153920), (3380, 148000), (3700, 135200), (3848, 130000), (4000, 125060), (4160, 120250), (4225, 118400), (4625, 108160), (4736, 105625), (4810, 104000), (5000, 100048), (5200, 96200), (5408, 92500), (5920, 84500), (6253, 80000), (6500, 76960), (6760, 74000), (7400, 67600), (7696, 65000), (8000, 62530), (8125, 61568), (8320, 60125), (8450, 59200), (9250, 54080), (9620, 52000), (10000, 50024), (10400, 48100), (10816, 46250), (11840, 42250), (12025, 41600), (12506, 40000), (13000, 38480), (13520, 37000), (14800, 33800), (15392, 32500), (16000, 31265), (16250, 30784), (16900, 29600), (18500, 27040), (19240, 26000), (20000, 25012), (20800, 24050), (21125, 23680), (21632, 23125)]