26663240

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12577}}^1$

素因数の和:12641

約数の個数: 32

約数和(自身を含む): 61129080

約数和(自身を除く): 34465840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 12577, 25154, 50308, 62885, 100616, 125770, 251540, 503080, 666581, 1333162, 2666324, 3332905, 5332648, 6665810, 13331620, 26663240]

約数ペア:

[(1, 26663240), (2, 13331620), (4, 6665810), (5, 5332648), (8, 3332905), (10, 2666324), (20, 1333162), (40, 666581), (53, 503080), (106, 251540), (212, 125770), (265, 100616), (424, 62885), (530, 50308), (1060, 25154), (2120, 12577)]