8609105020

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{317}}^1\times {\mathrm{13999}}^1$

素因数の和:14422

約数の個数: 48

約数和(自身を含む): 18324432000

約数和(自身を除く): 9715326980

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 317, 388, 485, 634, 970, 1268, 1585, 1940, 3170, 6340, 13999, 27998, 30749, 55996, 61498, 69995, 122996, 139990, 153745, 279980, 307490, 614980, 1357903, 2715806, 4437683, 5431612, 6789515, 8875366, 13579030, 17750732, 22188415, 27158060, 44376830, 88753660, 430455251, 860910502, 1721821004, 2152276255, 4304552510, 8609105020]

約数ペア:

[(1, 8609105020), (2, 4304552510), (4, 2152276255), (5, 1721821004), (10, 860910502), (20, 430455251), (97, 88753660), (194, 44376830), (317, 27158060), (388, 22188415), (485, 17750732), (634, 13579030), (970, 8875366), (1268, 6789515), (1585, 5431612), (1940, 4437683), (3170, 2715806), (6340, 1357903), (13999, 614980), (27998, 307490), (30749, 279980), (55996, 153745), (61498, 139990), (69995, 122996)]