42465320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{317}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 102001680

約数和(自身を除く): 59536360

約数列:

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

約数ペア:

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