31005200

素因数分解:

$2^4\times 5^2\times {\mathrm{77513}}^1$

素因数の和:77531

約数の個数: 30

約数和(自身を含む): 74490954

約数和(自身を除く): 43485754

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 77513, 155026, 310052, 387565, 620104, 775130, 1240208, 1550260, 1937825, 3100520, 3875650, 6201040, 7751300, 15502600, 31005200]

約数ペア:

[(1, 31005200), (2, 15502600), (4, 7751300), (5, 6201040), (8, 3875650), (10, 3100520), (16, 1937825), (20, 1550260), (25, 1240208), (40, 775130), (50, 620104), (80, 387565), (100, 310052), (200, 155026), (400, 77513)]