25190672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{743}}^1$

素因数の和:927

約数の個数: 40

約数和(自身を含む): 52954944

約数和(自身を除く): 27764272

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 163, 208, 326, 652, 743, 1304, 1486, 2119, 2608, 2972, 4238, 5944, 8476, 9659, 11888, 16952, 19318, 33904, 38636, 77272, 121109, 154544, 242218, 484436, 968872, 1574417, 1937744, 3148834, 6297668, 12595336, 25190672]

約数ペア:

[(1, 25190672), (2, 12595336), (4, 6297668), (8, 3148834), (13, 1937744), (16, 1574417), (26, 968872), (52, 484436), (104, 242218), (163, 154544), (208, 121109), (326, 77272), (652, 38636), (743, 33904), (1304, 19318), (1486, 16952), (2119, 11888), (2608, 9659), (2972, 8476), (4238, 5944)]