2012128125

素因数分解:

$3^1\times 5^5\times 7^1\times {\mathrm{30661}}^1$

素因数の和:30696

約数の個数: 48

約数和(自身を含む): 3832504704

約数和(自身を除く): 1820376579

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 625, 875, 1875, 2625, 3125, 4375, 9375, 13125, 21875, 30661, 65625, 91983, 153305, 214627, 459915, 643881, 766525, 1073135, 2299575, 3219405, 3832625, 5365675, 11497875, 16097025, 19163125, 26828375, 57489375, 80485125, 95815625, 134141875, 287446875, 402425625, 670709375, 2012128125]

約数ペア:

[(1, 2012128125), (3, 670709375), (5, 402425625), (7, 287446875), (15, 134141875), (21, 95815625), (25, 80485125), (35, 57489375), (75, 26828375), (105, 19163125), (125, 16097025), (175, 11497875), (375, 5365675), (525, 3832625), (625, 3219405), (875, 2299575), (1875, 1073135), (2625, 766525), (3125, 643881), (4375, 459915), (9375, 214627), (13125, 153305), (21875, 91983), (30661, 65625)]