81442875

素因数分解:

$3^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{7489}}^1$

素因数の和:7536

約数の個数: 32

約数和(自身を含む): 140212800

約数和(自身を除く): 58769925

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 125, 145, 375, 435, 725, 2175, 3625, 7489, 10875, 22467, 37445, 112335, 187225, 217181, 561675, 651543, 936125, 1085905, 2808375, 3257715, 5429525, 16288575, 27147625, 81442875]

約数ペア:

[(1, 81442875), (3, 27147625), (5, 16288575), (15, 5429525), (25, 3257715), (29, 2808375), (75, 1085905), (87, 936125), (125, 651543), (145, 561675), (375, 217181), (435, 187225), (725, 112335), (2175, 37445), (3625, 22467), (7489, 10875)]