205259525

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^2$

素因数の和:234

約数の個数: 36

約数和(自身を含む): 271232640

約数和(自身を除く): 65973115

約数列:

[1, 5, 25, 31, 59, 67, 155, 295, 335, 775, 1475, 1675, 1829, 2077, 3953, 4489, 9145, 10385, 19765, 22445, 45725, 51925, 98825, 112225, 122543, 139159, 264851, 612715, 695795, 1324255, 3063575, 3478975, 6621275, 8210381, 41051905, 205259525]

約数ペア:

[(1, 205259525), (5, 41051905), (25, 8210381), (31, 6621275), (59, 3478975), (67, 3063575), (155, 1324255), (295, 695795), (335, 612715), (775, 264851), (1475, 139159), (1675, 122543), (1829, 112225), (2077, 98825), (3953, 51925), (4489, 45725), (9145, 22445), (10385, 19765)]