9620000

素因数分解:

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

素因数の和:80

約数の個数: 120

約数和(自身を含む): 26175996

約数和(自身を除く): 16555996

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, 185, 200, 208, 250, 260, 296, 325, 370, 400, 416, 481, 500, 520, 592, 625, 650, 740, 800, 925, 962, 1000, 1040, 1184, 1250, 1300, 1480, 1625, 1850, 1924, 2000, 2080, 2405, 2500, 2600, 2960, 3250, 3700, 3848, 4000, 4625, 4810, 5000, 5200, 5920, 6500, 7400, 7696, 8125, 9250, 9620, 10000, 10400, 12025, 13000, 14800, 15392, 16250, 18500, 19240, 20000, 23125, 24050, 26000, 29600, 32500, 37000, 38480, 46250, 48100, 52000, 60125, 65000, 74000, 76960, 92500, 96200, 120250, 130000, 148000, 185000, 192400, 240500, 260000, 300625, 370000, 384800, 481000, 601250, 740000, 962000, 1202500, 1924000, 2405000, 4810000, 9620000]

約数ペア:

[(1, 9620000), (2, 4810000), (4, 2405000), (5, 1924000), (8, 1202500), (10, 962000), (13, 740000), (16, 601250), (20, 481000), (25, 384800), (26, 370000), (32, 300625), (37, 260000), (40, 240500), (50, 192400), (52, 185000), (65, 148000), (74, 130000), (80, 120250), (100, 96200), (104, 92500), (125, 76960), (130, 74000), (148, 65000), (160, 60125), (185, 52000), (200, 48100), (208, 46250), (250, 38480), (260, 37000), (296, 32500), (325, 29600), (370, 26000), (400, 24050), (416, 23125), (481, 20000), (500, 19240), (520, 18500), (592, 16250), (625, 15392), (650, 14800), (740, 13000), (800, 12025), (925, 10400), (962, 10000), (1000, 9620), (1040, 9250), (1184, 8125), (1250, 7696), (1300, 7400), (1480, 6500), (1625, 5920), (1850, 5200), (1924, 5000), (2000, 4810), (2080, 4625), (2405, 4000), (2500, 3848), (2600, 3700), (2960, 3250)]