320023075

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{5227}}^1$

素因数の和:5347

約数の個数: 24

約数和(自身を含む): 414894080

約数和(自身を除く): 94871005

約数列:

[1, 5, 25, 31, 79, 155, 395, 775, 1975, 2449, 5227, 12245, 26135, 61225, 130675, 162037, 412933, 810185, 2064665, 4050925, 10323325, 12800923, 64004615, 320023075]

約数ペア:

[(1, 320023075), (5, 64004615), (25, 12800923), (31, 10323325), (79, 4050925), (155, 2064665), (395, 810185), (775, 412933), (1975, 162037), (2449, 130675), (5227, 61225), (12245, 26135)]