84028750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{5171}}^1$

素因数の和:5206

約数の個数: 40

約数和(自身を含む): 169651944

約数和(自身を除く): 85623194

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 5171, 8125, 10342, 16250, 25855, 51710, 67223, 129275, 134446, 258550, 336115, 646375, 672230, 1292750, 1680575, 3231875, 3361150, 6463750, 8402875, 16805750, 42014375, 84028750]

約数ペア:

[(1, 84028750), (2, 42014375), (5, 16805750), (10, 8402875), (13, 6463750), (25, 3361150), (26, 3231875), (50, 1680575), (65, 1292750), (125, 672230), (130, 646375), (250, 336115), (325, 258550), (625, 134446), (650, 129275), (1250, 67223), (1625, 51710), (3250, 25855), (5171, 16250), (8125, 10342)]