65662040

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 151848000

約数和(自身を除く): 86185960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 113, 146, 199, 226, 292, 365, 398, 452, 565, 584, 730, 796, 904, 995, 1130, 1460, 1592, 1990, 2260, 2920, 3980, 4520, 7960, 8249, 14527, 16498, 22487, 29054, 32996, 41245, 44974, 58108, 65992, 72635, 82490, 89948, 112435, 116216, 145270, 164980, 179896, 224870, 290540, 329960, 449740, 581080, 899480, 1641551, 3283102, 6566204, 8207755, 13132408, 16415510, 32831020, 65662040]

約数ペア:

[(1, 65662040), (2, 32831020), (4, 16415510), (5, 13132408), (8, 8207755), (10, 6566204), (20, 3283102), (40, 1641551), (73, 899480), (113, 581080), (146, 449740), (199, 329960), (226, 290540), (292, 224870), (365, 179896), (398, 164980), (452, 145270), (565, 116216), (584, 112435), (730, 89948), (796, 82490), (904, 72635), (995, 65992), (1130, 58108), (1460, 44974), (1592, 41245), (1990, 32996), (2260, 29054), (2920, 22487), (3980, 16498), (4520, 14527), (7960, 8249)]