82491640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26783}}^1$

素因数の和:26812

約数の個数: 64

約数和(自身を含む): 231413760

約数和(自身を除く): 148922120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 26783, 53566, 107132, 133915, 187481, 214264, 267830, 294613, 374962, 535660, 589226, 749924, 937405, 1071320, 1178452, 1473065, 1499848, 1874810, 2062291, 2356904, 2946130, 3749620, 4124582, 5892260, 7499240, 8249164, 10311455, 11784520, 16498328, 20622910, 41245820, 82491640]

約数ペア:

[(1, 82491640), (2, 41245820), (4, 20622910), (5, 16498328), (7, 11784520), (8, 10311455), (10, 8249164), (11, 7499240), (14, 5892260), (20, 4124582), (22, 3749620), (28, 2946130), (35, 2356904), (40, 2062291), (44, 1874810), (55, 1499848), (56, 1473065), (70, 1178452), (77, 1071320), (88, 937405), (110, 749924), (140, 589226), (154, 535660), (220, 374962), (280, 294613), (308, 267830), (385, 214264), (440, 187481), (616, 133915), (770, 107132), (1540, 53566), (3080, 26783)]