100565240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{81101}}^1$

素因数の和:81143

約数の個数: 32

約数和(自身を含む): 233573760

約数和(自身を除く): 133008520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 81101, 162202, 324404, 405505, 648808, 811010, 1622020, 2514131, 3244040, 5028262, 10056524, 12570655, 20113048, 25141310, 50282620, 100565240]

約数ペア:

[(1, 100565240), (2, 50282620), (4, 25141310), (5, 20113048), (8, 12570655), (10, 10056524), (20, 5028262), (31, 3244040), (40, 2514131), (62, 1622020), (124, 811010), (155, 648808), (248, 405505), (310, 324404), (620, 162202), (1240, 81101)]