90201010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{290971}}^1$

素因数の和:291009

約数の個数: 16

約数和(自身を含む): 167599872

約数和(自身を除く): 77398862

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 290971, 581942, 1454855, 2909710, 9020101, 18040202, 45100505, 90201010]

約数ペア:

[(1, 90201010), (2, 45100505), (5, 18040202), (10, 9020101), (31, 2909710), (62, 1454855), (155, 581942), (310, 290971)]