30211875

素因数分解:

$3^2\times 5^4\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:198

約数の個数: 60

約数和(自身を含む): 56288232

約数和(自身を除く): 26076357

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 123, 125, 131, 205, 225, 369, 375, 393, 615, 625, 655, 1025, 1125, 1179, 1845, 1875, 1965, 3075, 3275, 5125, 5371, 5625, 5895, 9225, 9825, 15375, 16113, 16375, 25625, 26855, 29475, 46125, 48339, 49125, 76875, 80565, 81875, 134275, 147375, 230625, 241695, 245625, 402825, 671375, 736875, 1208475, 2014125, 3356875, 6042375, 10070625, 30211875]

約数ペア:

[(1, 30211875), (3, 10070625), (5, 6042375), (9, 3356875), (15, 2014125), (25, 1208475), (41, 736875), (45, 671375), (75, 402825), (123, 245625), (125, 241695), (131, 230625), (205, 147375), (225, 134275), (369, 81875), (375, 80565), (393, 76875), (615, 49125), (625, 48339), (655, 46125), (1025, 29475), (1125, 26855), (1179, 25625), (1845, 16375), (1875, 16113), (1965, 15375), (3075, 9825), (3275, 9225), (5125, 5895), (5371, 5625)]