80825012

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{223}}^1\times {\mathrm{251}}^1$

素因数の和:516

約数の個数: 36

約数和(自身を含む): 150546816

約数和(自身を除く): 69721804

約数列:

[1, 2, 4, 19, 38, 76, 223, 251, 361, 446, 502, 722, 892, 1004, 1444, 4237, 4769, 8474, 9538, 16948, 19076, 55973, 80503, 90611, 111946, 161006, 181222, 223892, 322012, 362444, 1063487, 2126974, 4253948, 20206253, 40412506, 80825012]

約数ペア:

[(1, 80825012), (2, 40412506), (4, 20206253), (19, 4253948), (38, 2126974), (76, 1063487), (223, 362444), (251, 322012), (361, 223892), (446, 181222), (502, 161006), (722, 111946), (892, 90611), (1004, 80503), (1444, 55973), (4237, 19076), (4769, 16948), (8474, 9538)]