51682640

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{22277}}^1$

素因数の和:22319

約数の個数: 40

約数和(自身を含む): 124311240

約数和(自身を除く): 72628600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 22277, 44554, 89108, 111385, 178216, 222770, 356432, 445540, 646033, 891080, 1292066, 1782160, 2584132, 3230165, 5168264, 6460330, 10336528, 12920660, 25841320, 51682640]

約数ペア:

[(1, 51682640), (2, 25841320), (4, 12920660), (5, 10336528), (8, 6460330), (10, 5168264), (16, 3230165), (20, 2584132), (29, 1782160), (40, 1292066), (58, 891080), (80, 646033), (116, 445540), (145, 356432), (232, 222770), (290, 178216), (464, 111385), (580, 89108), (1160, 44554), (2320, 22277)]