28533700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{467}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 68245632

約数和(自身を除く): 39711932

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 47, 50, 52, 65, 94, 100, 130, 188, 235, 260, 325, 467, 470, 611, 650, 934, 940, 1175, 1222, 1300, 1868, 2335, 2350, 2444, 3055, 4670, 4700, 6071, 6110, 9340, 11675, 12142, 12220, 15275, 21949, 23350, 24284, 30355, 30550, 43898, 46700, 60710, 61100, 87796, 109745, 121420, 151775, 219490, 285337, 303550, 438980, 548725, 570674, 607100, 1097450, 1141348, 1426685, 2194900, 2853370, 5706740, 7133425, 14266850, 28533700]

約数ペア:

[(1, 28533700), (2, 14266850), (4, 7133425), (5, 5706740), (10, 2853370), (13, 2194900), (20, 1426685), (25, 1141348), (26, 1097450), (47, 607100), (50, 570674), (52, 548725), (65, 438980), (94, 303550), (100, 285337), (130, 219490), (188, 151775), (235, 121420), (260, 109745), (325, 87796), (467, 61100), (470, 60710), (611, 46700), (650, 43898), (934, 30550), (940, 30355), (1175, 24284), (1222, 23350), (1300, 21949), (1868, 15275), (2335, 12220), (2350, 12142), (2444, 11675), (3055, 9340), (4670, 6110), (4700, 6071)]