402120125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{17203}}^1$

素因数の和:17246

約数の個数: 32

約数和(自身を含む): 579705984

約数和(自身を除く): 177585859

約数列:

[1, 5, 11, 17, 25, 55, 85, 125, 187, 275, 425, 935, 1375, 2125, 4675, 17203, 23375, 86015, 189233, 292451, 430075, 946165, 1462255, 2150375, 3216961, 4730825, 7311275, 16084805, 23654125, 36556375, 80424025, 402120125]

約数ペア:

[(1, 402120125), (5, 80424025), (11, 36556375), (17, 23654125), (25, 16084805), (55, 7311275), (85, 4730825), (125, 3216961), (187, 2150375), (275, 1462255), (425, 946165), (935, 430075), (1375, 292451), (2125, 189233), (4675, 86015), (17203, 23375)]