131497940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{2963}}^1$

素因数の和:3296

約数の個数: 48

約数和(自身を含む): 316697472

約数和(自身を除く): 185199532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 317, 634, 1268, 1585, 2219, 2963, 3170, 4438, 5926, 6340, 8876, 11095, 11852, 14815, 20741, 22190, 29630, 41482, 44380, 59260, 82964, 103705, 207410, 414820, 939271, 1878542, 3757084, 4696355, 6574897, 9392710, 13149794, 18785420, 26299588, 32874485, 65748970, 131497940]

約数ペア:

[(1, 131497940), (2, 65748970), (4, 32874485), (5, 26299588), (7, 18785420), (10, 13149794), (14, 9392710), (20, 6574897), (28, 4696355), (35, 3757084), (70, 1878542), (140, 939271), (317, 414820), (634, 207410), (1268, 103705), (1585, 82964), (2219, 59260), (2963, 44380), (3170, 41482), (4438, 29630), (5926, 22190), (6340, 20741), (8876, 14815), (11095, 11852)]