84930640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{317}}^1$

素因数の和:544

約数の個数: 80

約数和(自身を含む): 210803472

約数和(自身を除く): 125872832

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 197, 272, 317, 340, 394, 634, 680, 788, 985, 1268, 1360, 1576, 1585, 1970, 2536, 3152, 3170, 3349, 3940, 5072, 5389, 6340, 6698, 7880, 10778, 12680, 13396, 15760, 16745, 21556, 25360, 26792, 26945, 33490, 43112, 53584, 53890, 62449, 66980, 86224, 107780, 124898, 133960, 215560, 249796, 267920, 312245, 431120, 499592, 624490, 999184, 1061633, 1248980, 2123266, 2497960, 4246532, 4995920, 5308165, 8493064, 10616330, 16986128, 21232660, 42465320, 84930640]

約数ペア:

[(1, 84930640), (2, 42465320), (4, 21232660), (5, 16986128), (8, 10616330), (10, 8493064), (16, 5308165), (17, 4995920), (20, 4246532), (34, 2497960), (40, 2123266), (68, 1248980), (80, 1061633), (85, 999184), (136, 624490), (170, 499592), (197, 431120), (272, 312245), (317, 267920), (340, 249796), (394, 215560), (634, 133960), (680, 124898), (788, 107780), (985, 86224), (1268, 66980), (1360, 62449), (1576, 53890), (1585, 53584), (1970, 43112), (2536, 33490), (3152, 26945), (3170, 26792), (3349, 25360), (3940, 21556), (5072, 16745), (5389, 15760), (6340, 13396), (6698, 12680), (7880, 10778)]