30501375

素因数分解:

$3^1\times 5^3\times {\mathrm{163}}^1\times {\mathrm{499}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 51168000

約数和(自身を除く): 20666625

約数列:

[1, 3, 5, 15, 25, 75, 125, 163, 375, 489, 499, 815, 1497, 2445, 2495, 4075, 7485, 12225, 12475, 20375, 37425, 61125, 62375, 81337, 187125, 244011, 406685, 1220055, 2033425, 6100275, 10167125, 30501375]

約数ペア:

[(1, 30501375), (3, 10167125), (5, 6100275), (15, 2033425), (25, 1220055), (75, 406685), (125, 244011), (163, 187125), (375, 81337), (489, 62375), (499, 61125), (815, 37425), (1497, 20375), (2445, 12475), (2495, 12225), (4075, 7485)]