28302878480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{57349}}^1$

素因数の和:57592

約数の個数: 80

約数和(自身を含む): 68269440000

約数和(自身を除く): 39966561520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 199, 248, 310, 398, 496, 620, 796, 995, 1240, 1592, 1990, 2480, 3184, 3980, 6169, 7960, 12338, 15920, 24676, 30845, 49352, 57349, 61690, 98704, 114698, 123380, 229396, 246760, 286745, 458792, 493520, 573490, 917584, 1146980, 1777819, 2293960, 3555638, 4587920, 7111276, 8889095, 11412451, 14222552, 17778190, 22824902, 28445104, 35556380, 45649804, 57062255, 71112760, 91299608, 114124510, 142225520, 182599216, 228249020, 353785981, 456498040, 707571962, 912996080, 1415143924, 1768929905, 2830287848, 3537859810, 5660575696, 7075719620, 14151439240, 28302878480]

約数ペア:

[(1, 28302878480), (2, 14151439240), (4, 7075719620), (5, 5660575696), (8, 3537859810), (10, 2830287848), (16, 1768929905), (20, 1415143924), (31, 912996080), (40, 707571962), (62, 456498040), (80, 353785981), (124, 228249020), (155, 182599216), (199, 142225520), (248, 114124510), (310, 91299608), (398, 71112760), (496, 57062255), (620, 45649804), (796, 35556380), (995, 28445104), (1240, 22824902), (1592, 17778190), (1990, 14222552), (2480, 11412451), (3184, 8889095), (3980, 7111276), (6169, 4587920), (7960, 3555638), (12338, 2293960), (15920, 1777819), (24676, 1146980), (30845, 917584), (49352, 573490), (57349, 493520), (61690, 458792), (98704, 286745), (114698, 246760), (123380, 229396)]