81116025

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{29231}}^1$

素因数の和:29281

約数の個数: 24

約数和(自身を含む): 137741184

約数和(自身を除く): 56625159

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 185, 555, 925, 2775, 29231, 87693, 146155, 438465, 730775, 1081547, 2192325, 3244641, 5407735, 16223205, 27038675, 81116025]

約数ペア:

[(1, 81116025), (3, 27038675), (5, 16223205), (15, 5407735), (25, 3244641), (37, 2192325), (75, 1081547), (111, 730775), (185, 438465), (555, 146155), (925, 87693), (2775, 29231)]