85921640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6529}}^1$

素因数の和:6594

約数の個数: 64

約数和(自身を含む): 225676800

約数和(自身を除く): 139755160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2632, 3290, 6529, 6580, 13058, 13160, 26116, 32645, 45703, 52232, 65290, 91406, 130580, 182812, 228515, 261160, 306863, 365624, 457030, 613726, 914060, 1227452, 1534315, 1828120, 2148041, 2454904, 3068630, 4296082, 6137260, 8592164, 10740205, 12274520, 17184328, 21480410, 42960820, 85921640]

約数ペア:

[(1, 85921640), (2, 42960820), (4, 21480410), (5, 17184328), (7, 12274520), (8, 10740205), (10, 8592164), (14, 6137260), (20, 4296082), (28, 3068630), (35, 2454904), (40, 2148041), (47, 1828120), (56, 1534315), (70, 1227452), (94, 914060), (140, 613726), (188, 457030), (235, 365624), (280, 306863), (329, 261160), (376, 228515), (470, 182812), (658, 130580), (940, 91406), (1316, 65290), (1645, 52232), (1880, 45703), (2632, 32645), (3290, 26116), (6529, 13160), (6580, 13058)]