9911238625

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{18401}}^1$

素因数の和:18586

約数の個数: 32

約数和(自身を含む): 12860789760

約数和(自身を除く): 2949551135

約数列:

[1, 5, 25, 31, 125, 139, 155, 695, 775, 3475, 3875, 4309, 17375, 18401, 21545, 92005, 107725, 460025, 538625, 570431, 2300125, 2557739, 2852155, 12788695, 14260775, 63943475, 71303875, 79289909, 319717375, 396449545, 1982247725, 9911238625]

約数ペア:

[(1, 9911238625), (5, 1982247725), (25, 396449545), (31, 319717375), (125, 79289909), (139, 71303875), (155, 63943475), (695, 14260775), (775, 12788695), (3475, 2852155), (3875, 2557739), (4309, 2300125), (17375, 570431), (18401, 538625), (21545, 460025), (92005, 107725)]