80676440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3301}}^1$

素因数の和:3372

約数の個数: 64

約数和(自身を含む): 199704960

約数和(自身を除く): 119028520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 376, 470, 520, 611, 940, 1222, 1880, 2444, 3055, 3301, 4888, 6110, 6602, 12220, 13204, 16505, 24440, 26408, 33010, 42913, 66020, 85826, 132040, 155147, 171652, 214565, 310294, 343304, 429130, 620588, 775735, 858260, 1241176, 1551470, 1716520, 2016911, 3102940, 4033822, 6205880, 8067644, 10084555, 16135288, 20169110, 40338220, 80676440]

約数ペア:

[(1, 80676440), (2, 40338220), (4, 20169110), (5, 16135288), (8, 10084555), (10, 8067644), (13, 6205880), (20, 4033822), (26, 3102940), (40, 2016911), (47, 1716520), (52, 1551470), (65, 1241176), (94, 858260), (104, 775735), (130, 620588), (188, 429130), (235, 343304), (260, 310294), (376, 214565), (470, 171652), (520, 155147), (611, 132040), (940, 85826), (1222, 66020), (1880, 42913), (2444, 33010), (3055, 26408), (3301, 24440), (4888, 16505), (6110, 13204), (6602, 12220)]