61601240

素因数分解:

$2^3\times 5^1\times {\mathrm{1540031}}^1$

素因数の和:1540042

約数の個数: 16

約数和(自身を含む): 138602880

約数和(自身を除く): 77001640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1540031, 3080062, 6160124, 7700155, 12320248, 15400310, 30800620, 61601240]

約数ペア:

[(1, 61601240), (2, 30800620), (4, 15400310), (5, 12320248), (8, 7700155), (10, 6160124), (20, 3080062), (40, 1540031)]