90771225

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 158454144

約数和(自身を除く): 67682919

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 101, 115, 303, 345, 505, 521, 575, 1515, 1563, 1725, 2323, 2525, 2605, 6969, 7575, 7815, 11615, 11983, 13025, 34845, 35949, 39075, 52621, 58075, 59915, 157863, 174225, 179745, 263105, 299575, 789315, 898725, 1210283, 1315525, 3630849, 3946575, 6051415, 18154245, 30257075, 90771225]

約数ペア:

[(1, 90771225), (3, 30257075), (5, 18154245), (15, 6051415), (23, 3946575), (25, 3630849), (69, 1315525), (75, 1210283), (101, 898725), (115, 789315), (303, 299575), (345, 263105), (505, 179745), (521, 174225), (575, 157863), (1515, 59915), (1563, 58075), (1725, 52621), (2323, 39075), (2525, 35949), (2605, 34845), (6969, 13025), (7575, 11983), (7815, 11615)]