260097905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 330989568

約数和(自身を除く): 70891663

約数列:

[1, 5, 31, 73, 127, 155, 181, 365, 635, 905, 2263, 3937, 5611, 9271, 11315, 13213, 19685, 22987, 28055, 46355, 66065, 114935, 287401, 409603, 712597, 1437005, 1678051, 2048015, 3562985, 8390255, 52019581, 260097905]

約数ペア:

[(1, 260097905), (5, 52019581), (31, 8390255), (73, 3562985), (127, 2048015), (155, 1678051), (181, 1437005), (365, 712597), (635, 409603), (905, 287401), (2263, 114935), (3937, 66065), (5611, 46355), (9271, 28055), (11315, 22987), (13213, 19685)]