80835010

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{1109}}^1$

素因数の和:1350

約数の個数: 32

約数和(自身を含む): 150329520

約数和(自身を除く): 69494510

約数列:

[1, 2, 5, 10, 37, 74, 185, 197, 370, 394, 985, 1109, 1970, 2218, 5545, 7289, 11090, 14578, 36445, 41033, 72890, 82066, 205165, 218473, 410330, 436946, 1092365, 2184730, 8083501, 16167002, 40417505, 80835010]

約数ペア:

[(1, 80835010), (2, 40417505), (5, 16167002), (10, 8083501), (37, 2184730), (74, 1092365), (185, 436946), (197, 410330), (370, 218473), (394, 205165), (985, 82066), (1109, 72890), (1970, 41033), (2218, 36445), (5545, 14578), (7289, 11090)]