25368016

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:379

約数の個数: 40

約数和(自身を含む): 50514624

約数和(自身を除く): 25146608

約数列:

[1, 2, 4, 8, 16, 71, 137, 142, 163, 274, 284, 326, 548, 568, 652, 1096, 1136, 1304, 2192, 2608, 9727, 11573, 19454, 22331, 23146, 38908, 44662, 46292, 77816, 89324, 92584, 155632, 178648, 185168, 357296, 1585501, 3171002, 6342004, 12684008, 25368016]

約数ペア:

[(1, 25368016), (2, 12684008), (4, 6342004), (8, 3171002), (16, 1585501), (71, 357296), (137, 185168), (142, 178648), (163, 155632), (274, 92584), (284, 89324), (326, 77816), (548, 46292), (568, 44662), (652, 38908), (1096, 23146), (1136, 22331), (1304, 19454), (2192, 11573), (2608, 9727)]