90217430

素因数分解:

$2^1\times 5^1\times {\mathrm{827}}^1\times {\mathrm{10909}}^1$

素因数の和:11743

約数の個数: 16

約数和(自身を含む): 162602640

約数和(自身を除く): 72385210

約数列:

[1, 2, 5, 10, 827, 1654, 4135, 8270, 10909, 21818, 54545, 109090, 9021743, 18043486, 45108715, 90217430]

約数ペア:

[(1, 90217430), (2, 45108715), (5, 18043486), (10, 9021743), (827, 109090), (1654, 54545), (4135, 21818), (8270, 10909)]