84651680

素因数分解:

$2^5\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1669}}^1$

素因数の和:2001

約数の個数: 48

約数和(自身を含む): 200740680

約数和(自身を除く): 116089000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 317, 634, 1268, 1585, 1669, 2536, 3170, 3338, 5072, 6340, 6676, 8345, 10144, 12680, 13352, 16690, 25360, 26704, 33380, 50720, 53408, 66760, 133520, 267040, 529073, 1058146, 2116292, 2645365, 4232584, 5290730, 8465168, 10581460, 16930336, 21162920, 42325840, 84651680]

約数ペア:

[(1, 84651680), (2, 42325840), (4, 21162920), (5, 16930336), (8, 10581460), (10, 8465168), (16, 5290730), (20, 4232584), (32, 2645365), (40, 2116292), (80, 1058146), (160, 529073), (317, 267040), (634, 133520), (1268, 66760), (1585, 53408), (1669, 50720), (2536, 33380), (3170, 26704), (3338, 25360), (5072, 16690), (6340, 13352), (6676, 12680), (8345, 10144)]