102287890

素因数分解:

$2^1\times 5^1\times {\mathrm{1601}}^1\times {\mathrm{6389}}^1$

素因数の和:7997

約数の個数: 16

約数和(自身を含む): 184262040

約数和(自身を除く): 81974150

約数列:

[1, 2, 5, 10, 1601, 3202, 6389, 8005, 12778, 16010, 31945, 63890, 10228789, 20457578, 51143945, 102287890]

約数ペア:

[(1, 102287890), (2, 51143945), (5, 20457578), (10, 10228789), (1601, 63890), (3202, 31945), (6389, 16010), (8005, 12778)]