5291080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 13063680

約数和(自身を除く): 7772600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 251, 310, 340, 502, 527, 620, 680, 1004, 1054, 1240, 1255, 2008, 2108, 2510, 2635, 4216, 4267, 5020, 5270, 7781, 8534, 10040, 10540, 15562, 17068, 21080, 21335, 31124, 34136, 38905, 42670, 62248, 77810, 85340, 132277, 155620, 170680, 264554, 311240, 529108, 661385, 1058216, 1322770, 2645540, 5291080]

約数ペア:

[(1, 5291080), (2, 2645540), (4, 1322770), (5, 1058216), (8, 661385), (10, 529108), (17, 311240), (20, 264554), (31, 170680), (34, 155620), (40, 132277), (62, 85340), (68, 77810), (85, 62248), (124, 42670), (136, 38905), (155, 34136), (170, 31124), (248, 21335), (251, 21080), (310, 17068), (340, 15562), (502, 10540), (527, 10040), (620, 8534), (680, 7781), (1004, 5270), (1054, 5020), (1240, 4267), (1255, 4216), (2008, 2635), (2108, 2510)]