71311870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{35129}}^1$

素因数の和:35172

約数の個数: 32

約数和(自身を含む): 151761600

約数和(自身を除く): 80449730

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 35129, 70258, 175645, 245903, 351290, 491806, 1018741, 1229515, 2037482, 2459030, 5093705, 7131187, 10187410, 14262374, 35655935, 71311870]

約数ペア:

[(1, 71311870), (2, 35655935), (5, 14262374), (7, 10187410), (10, 7131187), (14, 5093705), (29, 2459030), (35, 2037482), (58, 1229515), (70, 1018741), (145, 491806), (203, 351290), (290, 245903), (406, 175645), (1015, 70258), (2030, 35129)]