86724980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3253}}^1$

素因数の和:3336

約数の個数: 48

約数和(自身を含む): 192428544

約数和(自身を除く): 105703564

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 1333, 2666, 3253, 5332, 6506, 6665, 13012, 13330, 16265, 26660, 32530, 65060, 100843, 139879, 201686, 279758, 403372, 504215, 559516, 699395, 1008430, 1398790, 2016860, 2797580, 4336249, 8672498, 17344996, 21681245, 43362490, 86724980]

約数ペア:

[(1, 86724980), (2, 43362490), (4, 21681245), (5, 17344996), (10, 8672498), (20, 4336249), (31, 2797580), (43, 2016860), (62, 1398790), (86, 1008430), (124, 699395), (155, 559516), (172, 504215), (215, 403372), (310, 279758), (430, 201686), (620, 139879), (860, 100843), (1333, 65060), (2666, 32530), (3253, 26660), (5332, 16265), (6506, 13330), (6665, 13012)]