81169270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{467}}^1$

素因数の和:685

約数の個数: 64

約数和(自身を含む): 181149696

約数和(自身を除く): 99980426

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 191, 382, 455, 467, 910, 934, 955, 1337, 1910, 2335, 2483, 2674, 3269, 4670, 4966, 6071, 6538, 6685, 12142, 12415, 13370, 16345, 17381, 24830, 30355, 32690, 34762, 42497, 60710, 84994, 86905, 89197, 173810, 178394, 212485, 424970, 445985, 624379, 891970, 1159561, 1248758, 2319122, 3121895, 5797805, 6243790, 8116927, 11595610, 16233854, 40584635, 81169270]

約数ペア:

[(1, 81169270), (2, 40584635), (5, 16233854), (7, 11595610), (10, 8116927), (13, 6243790), (14, 5797805), (26, 3121895), (35, 2319122), (65, 1248758), (70, 1159561), (91, 891970), (130, 624379), (182, 445985), (191, 424970), (382, 212485), (455, 178394), (467, 173810), (910, 89197), (934, 86905), (955, 84994), (1337, 60710), (1910, 42497), (2335, 34762), (2483, 32690), (2674, 30355), (3269, 24830), (4670, 17381), (4966, 16345), (6071, 13370), (6538, 12415), (6685, 12142)]