71368125

素因数分解:

$3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{2239}}^1$

素因数の和:2279

約数の個数: 40

約数和(自身を含む): 125959680

約数和(自身を除く): 54591555

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 625, 1275, 1875, 2125, 2239, 6375, 6717, 10625, 11195, 31875, 33585, 38063, 55975, 114189, 167925, 190315, 279875, 570945, 839625, 951575, 1399375, 2854725, 4198125, 4757875, 14273625, 23789375, 71368125]

約数ペア:

[(1, 71368125), (3, 23789375), (5, 14273625), (15, 4757875), (17, 4198125), (25, 2854725), (51, 1399375), (75, 951575), (85, 839625), (125, 570945), (255, 279875), (375, 190315), (425, 167925), (625, 114189), (1275, 55975), (1875, 38063), (2125, 33585), (2239, 31875), (6375, 11195), (6717, 10625)]