55617640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{106957}}^1$

素因数の和:106981

約数の個数: 32

約数和(自身を含む): 134767080

約数和(自身を除く): 79149440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 106957, 213914, 427828, 534785, 855656, 1069570, 1390441, 2139140, 2780882, 4278280, 5561764, 6952205, 11123528, 13904410, 27808820, 55617640]

約数ペア:

[(1, 55617640), (2, 27808820), (4, 13904410), (5, 11123528), (8, 6952205), (10, 5561764), (13, 4278280), (20, 2780882), (26, 2139140), (40, 1390441), (52, 1069570), (65, 855656), (104, 534785), (130, 427828), (260, 213914), (520, 106957)]