168307525

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2749}}^1$

素因数の和:2869

約数の個数: 24

約数和(自身を含む): 218240000

約数和(自身を除く): 49932475

約数列:

[1, 5, 25, 31, 79, 155, 395, 775, 1975, 2449, 2749, 12245, 13745, 61225, 68725, 85219, 217171, 426095, 1085855, 2130475, 5429275, 6732301, 33661505, 168307525]

約数ペア:

[(1, 168307525), (5, 33661505), (25, 6732301), (31, 5429275), (79, 2130475), (155, 1085855), (395, 426095), (775, 217171), (1975, 85219), (2449, 68725), (2749, 61225), (12245, 13745)]