128018575

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{3323}}^1$

素因数の和:3423

約数の個数: 24

約数和(自身を含む): 168167808

約数和(自身を除く): 40149233

約数列:

[1, 5, 23, 25, 67, 115, 335, 575, 1541, 1675, 3323, 7705, 16615, 38525, 76429, 83075, 222641, 382145, 1113205, 1910725, 5120743, 5566025, 25603715, 128018575]

約数ペア:

[(1, 128018575), (5, 25603715), (23, 5566025), (25, 5120743), (67, 1910725), (115, 1113205), (335, 382145), (575, 222641), (1541, 83075), (1675, 76429), (3323, 38525), (7705, 16615)]