157280990

素因数分解:

$2^1\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{13931}}^1$

素因数の和:15067

約数の個数: 16

約数和(自身を含む): 283376880

約数和(自身を除く): 126095890

約数列:

[1, 2, 5, 10, 1129, 2258, 5645, 11290, 13931, 27862, 69655, 139310, 15728099, 31456198, 78640495, 157280990]

約数ペア:

[(1, 157280990), (2, 78640495), (5, 31456198), (10, 15728099), (1129, 139310), (2258, 69655), (5645, 27862), (11290, 13931)]