1649165080

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{271}}^1\times {\mathrm{911}}^1$

素因数の和:1360

約数の個数: 64

約数和(自身を含む): 3750727680

約数和(自身を除く): 2101562600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 271, 334, 542, 668, 835, 911, 1084, 1336, 1355, 1670, 1822, 2168, 2710, 3340, 3644, 4555, 5420, 6680, 7288, 9110, 10840, 18220, 36440, 45257, 90514, 152137, 181028, 226285, 246881, 304274, 362056, 452570, 493762, 608548, 760685, 905140, 987524, 1217096, 1234405, 1521370, 1810280, 1975048, 2468810, 3042740, 4937620, 6085480, 9875240, 41229127, 82458254, 164916508, 206145635, 329833016, 412291270, 824582540, 1649165080]

約数ペア:

[(1, 1649165080), (2, 824582540), (4, 412291270), (5, 329833016), (8, 206145635), (10, 164916508), (20, 82458254), (40, 41229127), (167, 9875240), (271, 6085480), (334, 4937620), (542, 3042740), (668, 2468810), (835, 1975048), (911, 1810280), (1084, 1521370), (1336, 1234405), (1355, 1217096), (1670, 987524), (1822, 905140), (2168, 760685), (2710, 608548), (3340, 493762), (3644, 452570), (4555, 362056), (5420, 304274), (6680, 246881), (7288, 226285), (9110, 181028), (10840, 152137), (18220, 90514), (36440, 45257)]