12925550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:425

約数の個数: 48

約数和(自身を含む): 26676864

約数和(自身を除く): 13751314

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 71, 110, 142, 275, 331, 355, 550, 662, 710, 781, 1562, 1655, 1775, 3310, 3550, 3641, 3905, 7282, 7810, 8275, 16550, 18205, 19525, 23501, 36410, 39050, 47002, 91025, 117505, 182050, 235010, 258511, 517022, 587525, 1175050, 1292555, 2585110, 6462775, 12925550]

約数ペア:

[(1, 12925550), (2, 6462775), (5, 2585110), (10, 1292555), (11, 1175050), (22, 587525), (25, 517022), (50, 258511), (55, 235010), (71, 182050), (110, 117505), (142, 91025), (275, 47002), (331, 39050), (355, 36410), (550, 23501), (662, 19525), (710, 18205), (781, 16550), (1562, 8275), (1655, 7810), (1775, 7282), (3310, 3905), (3550, 3641)]