25211888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2287}}^1$

素因数の和:2361

約数の個数: 40

約数和(自身を含む): 53621568

約数和(自身を除く): 28409680

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2287, 2756, 4574, 5512, 9148, 11024, 18296, 29731, 36592, 59462, 118924, 121211, 237848, 242422, 475696, 484844, 969688, 1575743, 1939376, 3151486, 6302972, 12605944, 25211888]

約数ペア:

[(1, 25211888), (2, 12605944), (4, 6302972), (8, 3151486), (13, 1939376), (16, 1575743), (26, 969688), (52, 484844), (53, 475696), (104, 242422), (106, 237848), (208, 121211), (212, 118924), (424, 59462), (689, 36592), (848, 29731), (1378, 18296), (2287, 11024), (2756, 9148), (4574, 5512)]