23571925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 33904080

約数和(自身を除く): 10332155

約数列:

[1, 5, 13, 25, 29, 41, 61, 65, 145, 205, 305, 325, 377, 533, 725, 793, 1025, 1189, 1525, 1769, 1885, 2501, 2665, 3965, 5945, 8845, 9425, 12505, 13325, 15457, 19825, 22997, 29725, 32513, 44225, 62525, 72529, 77285, 114985, 162565, 362645, 386425, 574925, 812825, 942877, 1813225, 4714385, 23571925]

約数ペア:

[(1, 23571925), (5, 4714385), (13, 1813225), (25, 942877), (29, 812825), (41, 574925), (61, 386425), (65, 362645), (145, 162565), (205, 114985), (305, 77285), (325, 72529), (377, 62525), (533, 44225), (725, 32513), (793, 29725), (1025, 22997), (1189, 19825), (1525, 15457), (1769, 13325), (1885, 12505), (2501, 9425), (2665, 8845), (3965, 5945)]