206530125

素因数分解:

$3^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{7757}}^1$

素因数の和:7846

約数の個数: 32

約数和(自身を含む): 348551424

約数和(自身を除く): 142021299

約数列:

[1, 3, 5, 15, 25, 71, 75, 125, 213, 355, 375, 1065, 1775, 5325, 7757, 8875, 23271, 26625, 38785, 116355, 193925, 550747, 581775, 969625, 1652241, 2753735, 2908875, 8261205, 13768675, 41306025, 68843375, 206530125]

約数ペア:

[(1, 206530125), (3, 68843375), (5, 41306025), (15, 13768675), (25, 8261205), (71, 2908875), (75, 2753735), (125, 1652241), (213, 969625), (355, 581775), (375, 550747), (1065, 193925), (1775, 116355), (5325, 38785), (7757, 26625), (8875, 23271)]