76826380

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{569}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 166430880

約数和(自身を除く): 89604500

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 157, 172, 215, 314, 430, 569, 628, 785, 860, 1138, 1570, 2276, 2845, 3140, 5690, 6751, 11380, 13502, 24467, 27004, 33755, 48934, 67510, 89333, 97868, 122335, 135020, 178666, 244670, 357332, 446665, 489340, 893330, 1786660, 3841319, 7682638, 15365276, 19206595, 38413190, 76826380]

約数ペア:

[(1, 76826380), (2, 38413190), (4, 19206595), (5, 15365276), (10, 7682638), (20, 3841319), (43, 1786660), (86, 893330), (157, 489340), (172, 446665), (215, 357332), (314, 244670), (430, 178666), (569, 135020), (628, 122335), (785, 97868), (860, 89333), (1138, 67510), (1570, 48934), (2276, 33755), (2845, 27004), (3140, 24467), (5690, 13502), (6751, 11380)]