78889875

素因数分解:

$3^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{2963}}^1$

素因数の和:3052

約数の個数: 32

約数和(自身を含む): 133166592

約数和(自身を除く): 54276717

約数列:

[1, 3, 5, 15, 25, 71, 75, 125, 213, 355, 375, 1065, 1775, 2963, 5325, 8875, 8889, 14815, 26625, 44445, 74075, 210373, 222225, 370375, 631119, 1051865, 1111125, 3155595, 5259325, 15777975, 26296625, 78889875]

約数ペア:

[(1, 78889875), (3, 26296625), (5, 15777975), (15, 5259325), (25, 3155595), (71, 1111125), (75, 1051865), (125, 631119), (213, 370375), (355, 222225), (375, 210373), (1065, 74075), (1775, 44445), (2963, 26625), (5325, 14815), (8875, 8889)]