268913375

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2393}}^1$

素因数の和:2468

約数の個数: 32

約数和(自身を含む): 358525440

約数和(自身を除く): 89612065

約数列:

[1, 5, 25, 29, 31, 125, 145, 155, 725, 775, 899, 2393, 3625, 3875, 4495, 11965, 22475, 59825, 69397, 74183, 112375, 299125, 346985, 370915, 1734925, 1854575, 2151307, 8674625, 9272875, 10756535, 53782675, 268913375]

約数ペア:

[(1, 268913375), (5, 53782675), (25, 10756535), (29, 9272875), (31, 8674625), (125, 2151307), (145, 1854575), (155, 1734925), (725, 370915), (775, 346985), (899, 299125), (2393, 112375), (3625, 74183), (3875, 69397), (4495, 59825), (11965, 22475)]