64426690

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{222161}}^1$

素因数の和:222197

約数の個数: 16

約数和(自身を含む): 119967480

約数和(自身を除く): 55540790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 222161, 444322, 1110805, 2221610, 6442669, 12885338, 32213345, 64426690]

約数ペア:

[(1, 64426690), (2, 32213345), (5, 12885338), (10, 6442669), (29, 2221610), (58, 1110805), (145, 444322), (290, 222161)]