81709116290

素因数分解:

$2^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2213}}^1\times {\mathrm{20627}}^1$

素因数の和:23026

約数の個数: 32

約数和(自身を含む): 147972070080

約数和(自身を除く): 66262953790

約数列:

[1, 2, 5, 10, 179, 358, 895, 1790, 2213, 4426, 11065, 20627, 22130, 41254, 103135, 206270, 396127, 792254, 1980635, 3692233, 3961270, 7384466, 18461165, 36922330, 45647551, 91295102, 228237755, 456475510, 8170911629, 16341823258, 40854558145, 81709116290]

約数ペア:

[(1, 81709116290), (2, 40854558145), (5, 16341823258), (10, 8170911629), (179, 456475510), (358, 228237755), (895, 91295102), (1790, 45647551), (2213, 36922330), (4426, 18461165), (11065, 7384466), (20627, 3961270), (22130, 3692233), (41254, 1980635), (103135, 792254), (206270, 396127)]