105641680

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{4909}}^1$

素因数の和:5191

約数の個数: 40

約数和(自身を含む): 246580200

約数和(自身を除く): 140938520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 2152, 2690, 4304, 4909, 5380, 9818, 10760, 19636, 21520, 24545, 39272, 49090, 78544, 98180, 196360, 392720, 1320521, 2641042, 5282084, 6602605, 10564168, 13205210, 21128336, 26410420, 52820840, 105641680]

約数ペア:

[(1, 105641680), (2, 52820840), (4, 26410420), (5, 21128336), (8, 13205210), (10, 10564168), (16, 6602605), (20, 5282084), (40, 2641042), (80, 1320521), (269, 392720), (538, 196360), (1076, 98180), (1345, 78544), (2152, 49090), (2690, 39272), (4304, 24545), (4909, 21520), (5380, 19636), (9818, 10760)]