1640085745

素因数分解:

$5^1\times {\mathrm{151}}^1\times {\mathrm{1327}}^1\times {\mathrm{1637}}^1$

素因数の和:3120

約数の個数: 16

約数和(自身を含む): 1983840768

約数和(自身を除く): 343755023

約数列:

[1, 5, 151, 755, 1327, 1637, 6635, 8185, 200377, 247187, 1001885, 1235935, 2172299, 10861495, 328017149, 1640085745]

約数ペア:

[(1, 1640085745), (5, 328017149), (151, 10861495), (755, 2172299), (1327, 1235935), (1637, 1001885), (6635, 247187), (8185, 200377)]