78917050

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{19979}}^1$

素因数の和:20070

約数の個数: 24

約数和(自身を含む): 148651200

約数和(自身を除く): 69734150

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 19979, 39958, 99895, 199790, 499475, 998950, 1578341, 3156682, 7891705, 15783410, 39458525, 78917050]

約数ペア:

[(1, 78917050), (2, 39458525), (5, 15783410), (10, 7891705), (25, 3156682), (50, 1578341), (79, 998950), (158, 499475), (395, 199790), (790, 99895), (1975, 39958), (3950, 19979)]