66618500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:346

約数の個数: 96

約数和(自身を含む): 161502432

約数和(自身を除く): 94883932

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 74, 100, 125, 130, 148, 185, 250, 260, 277, 325, 370, 481, 500, 554, 650, 740, 925, 962, 1108, 1300, 1385, 1625, 1850, 1924, 2405, 2770, 3250, 3601, 3700, 4625, 4810, 5540, 6500, 6925, 7202, 9250, 9620, 10249, 12025, 13850, 14404, 18005, 18500, 20498, 24050, 27700, 34625, 36010, 40996, 48100, 51245, 60125, 69250, 72020, 90025, 102490, 120250, 133237, 138500, 180050, 204980, 240500, 256225, 266474, 360100, 450125, 512450, 532948, 666185, 900250, 1024900, 1281125, 1332370, 1800500, 2562250, 2664740, 3330925, 5124500, 6661850, 13323700, 16654625, 33309250, 66618500]

約数ペア:

[(1, 66618500), (2, 33309250), (4, 16654625), (5, 13323700), (10, 6661850), (13, 5124500), (20, 3330925), (25, 2664740), (26, 2562250), (37, 1800500), (50, 1332370), (52, 1281125), (65, 1024900), (74, 900250), (100, 666185), (125, 532948), (130, 512450), (148, 450125), (185, 360100), (250, 266474), (260, 256225), (277, 240500), (325, 204980), (370, 180050), (481, 138500), (500, 133237), (554, 120250), (650, 102490), (740, 90025), (925, 72020), (962, 69250), (1108, 60125), (1300, 51245), (1385, 48100), (1625, 40996), (1850, 36010), (1924, 34625), (2405, 27700), (2770, 24050), (3250, 20498), (3601, 18500), (3700, 18005), (4625, 14404), (4810, 13850), (5540, 12025), (6500, 10249), (6925, 9620), (7202, 9250)]