25181685

素因数分解:

$3^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1$

素因数の和:755

約数の個数: 40

約数和(自身を含む): 45677016

約数和(自身を除く): 20495331

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 97, 135, 291, 405, 485, 641, 873, 1455, 1923, 2619, 3205, 4365, 5769, 7857, 9615, 13095, 17307, 28845, 39285, 51921, 62177, 86535, 186531, 259605, 310885, 559593, 932655, 1678779, 2797965, 5036337, 8393895, 25181685]

約数ペア:

[(1, 25181685), (3, 8393895), (5, 5036337), (9, 2797965), (15, 1678779), (27, 932655), (45, 559593), (81, 310885), (97, 259605), (135, 186531), (291, 86535), (405, 62177), (485, 51921), (641, 39285), (873, 28845), (1455, 17307), (1923, 13095), (2619, 9615), (3205, 7857), (4365, 5769)]