85577960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{827}}^1$

素因数の和:1050

約数の個数: 64

約数和(自身を含む): 208656000

約数和(自身を除く): 123078040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 199, 260, 398, 520, 796, 827, 995, 1592, 1654, 1990, 2587, 3308, 3980, 4135, 5174, 6616, 7960, 8270, 10348, 10751, 12935, 16540, 20696, 21502, 25870, 33080, 43004, 51740, 53755, 86008, 103480, 107510, 164573, 215020, 329146, 430040, 658292, 822865, 1316584, 1645730, 2139449, 3291460, 4278898, 6582920, 8557796, 10697245, 17115592, 21394490, 42788980, 85577960]

約数ペア:

[(1, 85577960), (2, 42788980), (4, 21394490), (5, 17115592), (8, 10697245), (10, 8557796), (13, 6582920), (20, 4278898), (26, 3291460), (40, 2139449), (52, 1645730), (65, 1316584), (104, 822865), (130, 658292), (199, 430040), (260, 329146), (398, 215020), (520, 164573), (796, 107510), (827, 103480), (995, 86008), (1592, 53755), (1654, 51740), (1990, 43004), (2587, 33080), (3308, 25870), (3980, 21502), (4135, 20696), (5174, 16540), (6616, 12935), (7960, 10751), (8270, 10348)]