79875

素因数分解:

$3^2\times 5^3\times {\mathrm{71}}^1$

素因数の和:92

約数の個数: 24

約数和(自身を含む): 146016

約数和(自身を除く): 66141

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 125, 213, 225, 355, 375, 639, 1065, 1125, 1775, 3195, 5325, 8875, 15975, 26625, 79875]

約数ペア:

[(1, 79875), (3, 26625), (5, 15975), (9, 8875), (15, 5325), (25, 3195), (45, 1775), (71, 1125), (75, 1065), (125, 639), (213, 375), (225, 355)]