30201875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:245

約数の個数: 40

約数和(自身を含む): 43186176

約数和(自身を除く): 12984301

約数列:

[1, 5, 11, 23, 25, 55, 115, 125, 191, 253, 275, 575, 625, 955, 1265, 1375, 2101, 2875, 4393, 4775, 6325, 6875, 10505, 14375, 21965, 23875, 31625, 48323, 52525, 109825, 119375, 158125, 241615, 262625, 549125, 1208075, 1313125, 2745625, 6040375, 30201875]

約数ペア:

[(1, 30201875), (5, 6040375), (11, 2745625), (23, 1313125), (25, 1208075), (55, 549125), (115, 262625), (125, 241615), (191, 158125), (253, 119375), (275, 109825), (575, 52525), (625, 48323), (955, 31625), (1265, 23875), (1375, 21965), (2101, 14375), (2875, 10505), (4393, 6875), (4775, 6325)]