201601990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{650329}}^1$

素因数の和:650367

約数の個数: 16

約数和(自身を含む): 374590080

約数和(自身を除く): 172988090

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 650329, 1300658, 3251645, 6503290, 20160199, 40320398, 100800995, 201601990]

約数ペア:

[(1, 201601990), (2, 100800995), (5, 40320398), (10, 20160199), (31, 6503290), (62, 3251645), (155, 1300658), (310, 650329)]