875320

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 2001600

約数和(自身を除く): 1126280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 277, 316, 395, 554, 632, 790, 1108, 1385, 1580, 2216, 2770, 3160, 5540, 11080, 21883, 43766, 87532, 109415, 175064, 218830, 437660, 875320]

約数ペア:

[(1, 875320), (2, 437660), (4, 218830), (5, 175064), (8, 109415), (10, 87532), (20, 43766), (40, 21883), (79, 11080), (158, 5540), (277, 3160), (316, 2770), (395, 2216), (554, 1580), (632, 1385), (790, 1108)]