87847840

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{32297}}^1$

素因数の和:32329

約数の個数: 48

約数和(自身を含む): 219755592

約数和(自身を除く): 131907752

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 32297, 64594, 129188, 161485, 258376, 322970, 516752, 549049, 645940, 1033504, 1098098, 1291880, 2196196, 2583760, 2745245, 4392392, 5167520, 5490490, 8784784, 10980980, 17569568, 21961960, 43923920, 87847840]

約数ペア:

[(1, 87847840), (2, 43923920), (4, 21961960), (5, 17569568), (8, 10980980), (10, 8784784), (16, 5490490), (17, 5167520), (20, 4392392), (32, 2745245), (34, 2583760), (40, 2196196), (68, 1291880), (80, 1098098), (85, 1033504), (136, 645940), (160, 549049), (170, 516752), (272, 322970), (340, 258376), (544, 161485), (680, 129188), (1360, 64594), (2720, 32297)]