100002590

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{322589}}^1$

素因数の和:322627

約数の個数: 16

約数和(自身を含む): 185811840

約数和(自身を除く): 85809250

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 322589, 645178, 1612945, 3225890, 10000259, 20000518, 50001295, 100002590]

約数ペア:

[(1, 100002590), (2, 50001295), (5, 20000518), (10, 10000259), (31, 3225890), (62, 1612945), (155, 645178), (310, 322589)]