90647375

素因数分解:

$5^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{613}}^1$

素因数の和:661

約数の個数: 48

約数和(自身を含む): 140227776

約数和(自身を除く): 49580401

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 125, 169, 175, 325, 455, 613, 845, 875, 1183, 1625, 2275, 3065, 4225, 4291, 5915, 7969, 11375, 15325, 21125, 21455, 29575, 39845, 55783, 76625, 103597, 107275, 147875, 199225, 278915, 517985, 536375, 725179, 996125, 1394575, 2589925, 3625895, 6972875, 12949625, 18129475, 90647375]

約数ペア:

[(1, 90647375), (5, 18129475), (7, 12949625), (13, 6972875), (25, 3625895), (35, 2589925), (65, 1394575), (91, 996125), (125, 725179), (169, 536375), (175, 517985), (325, 278915), (455, 199225), (613, 147875), (845, 107275), (875, 103597), (1183, 76625), (1625, 55783), (2275, 39845), (3065, 29575), (4225, 21455), (4291, 21125), (5915, 15325), (7969, 11375)]