77989600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7499}}^1$

素因数の和:7532

約数の個数: 72

約数和(自身を含む): 205065000

約数和(自身を除く): 127075400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 5200, 7499, 10400, 14998, 29996, 37495, 59992, 74990, 97487, 119984, 149980, 187475, 194974, 239968, 299960, 374950, 389948, 487435, 599920, 749900, 779896, 974870, 1199840, 1499800, 1559792, 1949740, 2437175, 2999600, 3119584, 3899480, 4874350, 5999200, 7798960, 9748700, 15597920, 19497400, 38994800, 77989600]

約数ペア:

[(1, 77989600), (2, 38994800), (4, 19497400), (5, 15597920), (8, 9748700), (10, 7798960), (13, 5999200), (16, 4874350), (20, 3899480), (25, 3119584), (26, 2999600), (32, 2437175), (40, 1949740), (50, 1559792), (52, 1499800), (65, 1199840), (80, 974870), (100, 779896), (104, 749900), (130, 599920), (160, 487435), (200, 389948), (208, 374950), (260, 299960), (325, 239968), (400, 194974), (416, 187475), (520, 149980), (650, 119984), (800, 97487), (1040, 74990), (1300, 59992), (2080, 37495), (2600, 29996), (5200, 14998), (7499, 10400)]