161117245

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1489}}^1$

素因数の和:1597

約数の個数: 32

約数和(自身を含む): 218851200

約数和(自身を除く): 57733955

約数列:

[1, 5, 17, 19, 67, 85, 95, 323, 335, 1139, 1273, 1489, 1615, 5695, 6365, 7445, 21641, 25313, 28291, 99763, 108205, 126565, 141455, 480947, 498815, 1695971, 1895497, 2404735, 8479855, 9477485, 32223449, 161117245]

約数ペア:

[(1, 161117245), (5, 32223449), (17, 9477485), (19, 8479855), (67, 2404735), (85, 1895497), (95, 1695971), (323, 498815), (335, 480947), (1139, 141455), (1273, 126565), (1489, 108205), (1615, 99763), (5695, 28291), (6365, 25313), (7445, 21641)]