65950160

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3907}}^1$

素因数の和:4131

約数の個数: 40

約数和(自身を含む): 154100256

約数和(自身を除く): 88150096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 3907, 4220, 7814, 8440, 15628, 16880, 19535, 31256, 39070, 62512, 78140, 156280, 312560, 824377, 1648754, 3297508, 4121885, 6595016, 8243770, 13190032, 16487540, 32975080, 65950160]

約数ペア:

[(1, 65950160), (2, 32975080), (4, 16487540), (5, 13190032), (8, 8243770), (10, 6595016), (16, 4121885), (20, 3297508), (40, 1648754), (80, 824377), (211, 312560), (422, 156280), (844, 78140), (1055, 62512), (1688, 39070), (2110, 31256), (3376, 19535), (3907, 16880), (4220, 15628), (7814, 8440)]