64993630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{21737}}^1$

素因数の和:21780

約数の個数: 32

約数和(自身を含む): 131471424

約数和(自身を除く): 66477794

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 21737, 43474, 108685, 217370, 282581, 499951, 565162, 999902, 1412905, 2499755, 2825810, 4999510, 6499363, 12998726, 32496815, 64993630]

約数ペア:

[(1, 64993630), (2, 32496815), (5, 12998726), (10, 6499363), (13, 4999510), (23, 2825810), (26, 2499755), (46, 1412905), (65, 999902), (115, 565162), (130, 499951), (230, 282581), (299, 217370), (598, 108685), (1495, 43474), (2990, 21737)]