25981904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5431}}^1$

素因数の和:5475

約数の個数: 40

約数和(自身を含む): 56579712

約数和(自身を除く): 30597808

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 598, 1196, 2392, 4784, 5431, 10862, 21724, 43448, 70603, 86896, 124913, 141206, 249826, 282412, 499652, 564824, 999304, 1129648, 1623869, 1998608, 3247738, 6495476, 12990952, 25981904]

約数ペア:

[(1, 25981904), (2, 12990952), (4, 6495476), (8, 3247738), (13, 1998608), (16, 1623869), (23, 1129648), (26, 999304), (46, 564824), (52, 499652), (92, 282412), (104, 249826), (184, 141206), (208, 124913), (299, 86896), (368, 70603), (598, 43448), (1196, 21724), (2392, 10862), (4784, 5431)]