80400312

素因数分解:

$2^3\times 3^2\times {\mathrm{857}}^1\times {\mathrm{1303}}^1$

素因数の和:2172

約数の個数: 48

約数和(自身を含む): 218172240

約数和(自身を除く): 137771928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 857, 1303, 1714, 2571, 2606, 3428, 3909, 5142, 5212, 6856, 7713, 7818, 10284, 10424, 11727, 15426, 15636, 20568, 23454, 30852, 31272, 46908, 61704, 93816, 1116671, 2233342, 3350013, 4466684, 6700026, 8933368, 10050039, 13400052, 20100078, 26800104, 40200156, 80400312]

約数ペア:

[(1, 80400312), (2, 40200156), (3, 26800104), (4, 20100078), (6, 13400052), (8, 10050039), (9, 8933368), (12, 6700026), (18, 4466684), (24, 3350013), (36, 2233342), (72, 1116671), (857, 93816), (1303, 61704), (1714, 46908), (2571, 31272), (2606, 30852), (3428, 23454), (3909, 20568), (5142, 15636), (5212, 15426), (6856, 11727), (7713, 10424), (7818, 10284)]