25012000

素因数分解:

$2^5\times 5^3\times {\mathrm{13}}^2\times {\mathrm{37}}^1$

素因数の和:88

約数の個数: 144

約数和(自身を含む): 68343912

約数和(自身を除く): 43331912

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 37, 40, 50, 52, 65, 74, 80, 100, 104, 125, 130, 148, 160, 169, 185, 200, 208, 250, 260, 296, 325, 338, 370, 400, 416, 481, 500, 520, 592, 650, 676, 740, 800, 845, 925, 962, 1000, 1040, 1184, 1300, 1352, 1480, 1625, 1690, 1850, 1924, 2000, 2080, 2405, 2600, 2704, 2960, 3250, 3380, 3700, 3848, 4000, 4225, 4625, 4810, 5200, 5408, 5920, 6253, 6500, 6760, 7400, 7696, 8450, 9250, 9620, 10400, 12025, 12506, 13000, 13520, 14800, 15392, 16900, 18500, 19240, 21125, 24050, 25012, 26000, 27040, 29600, 31265, 33800, 37000, 38480, 42250, 48100, 50024, 52000, 60125, 62530, 67600, 74000, 76960, 84500, 96200, 100048, 120250, 125060, 135200, 148000, 156325, 169000, 192400, 200096, 240500, 250120, 312650, 338000, 384800, 481000, 500240, 625300, 676000, 781625, 962000, 1000480, 1250600, 1563250, 1924000, 2501200, 3126500, 5002400, 6253000, 12506000, 25012000]

約数ペア:

[(1, 25012000), (2, 12506000), (4, 6253000), (5, 5002400), (8, 3126500), (10, 2501200), (13, 1924000), (16, 1563250), (20, 1250600), (25, 1000480), (26, 962000), (32, 781625), (37, 676000), (40, 625300), (50, 500240), (52, 481000), (65, 384800), (74, 338000), (80, 312650), (100, 250120), (104, 240500), (125, 200096), (130, 192400), (148, 169000), (160, 156325), (169, 148000), (185, 135200), (200, 125060), (208, 120250), (250, 100048), (260, 96200), (296, 84500), (325, 76960), (338, 74000), (370, 67600), (400, 62530), (416, 60125), (481, 52000), (500, 50024), (520, 48100), (592, 42250), (650, 38480), (676, 37000), (740, 33800), (800, 31265), (845, 29600), (925, 27040), (962, 26000), (1000, 25012), (1040, 24050), (1184, 21125), (1300, 19240), (1352, 18500), (1480, 16900), (1625, 15392), (1690, 14800), (1850, 13520), (1924, 13000), (2000, 12506), (2080, 12025), (2405, 10400), (2600, 9620), (2704, 9250), (2960, 8450), (3250, 7696), (3380, 7400), (3700, 6760), (3848, 6500), (4000, 6253), (4225, 5920), (4625, 5408), (4810, 5200)]