162565240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131101}}^1$

素因数の和:131143

約数の個数: 32

約数和(自身を含む): 377573760

約数和(自身を除く): 215008520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 131101, 262202, 524404, 655505, 1048808, 1311010, 2622020, 4064131, 5244040, 8128262, 16256524, 20320655, 32513048, 40641310, 81282620, 162565240]

約数ペア:

[(1, 162565240), (2, 81282620), (4, 40641310), (5, 32513048), (8, 20320655), (10, 16256524), (20, 8128262), (31, 5244040), (40, 4064131), (62, 2622020), (124, 1311010), (155, 1048808), (248, 655505), (310, 524404), (620, 262202), (1240, 131101)]