125380720

素因数分解:

$2^4\times 5^1\times {\mathrm{1567259}}^1$

素因数の和:1567272

約数の個数: 20

約数和(自身を含む): 291510360

約数和(自身を除く): 166129640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1567259, 3134518, 6269036, 7836295, 12538072, 15672590, 25076144, 31345180, 62690360, 125380720]

約数ペア:

[(1, 125380720), (2, 62690360), (4, 31345180), (5, 25076144), (8, 15672590), (10, 12538072), (16, 7836295), (20, 6269036), (40, 3134518), (80, 1567259)]