16657988260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{1907}}^1$

素因数の和:2213

約数の個数: 96

約数和(自身を含む): 36813837312

約数和(自身を除く): 20155849052

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 73, 124, 146, 155, 193, 292, 310, 365, 386, 620, 730, 772, 965, 1460, 1907, 1930, 2263, 3814, 3860, 4526, 5983, 7628, 9052, 9535, 11315, 11966, 14089, 19070, 22630, 23932, 28178, 29915, 38140, 45260, 56356, 59117, 59830, 70445, 118234, 119660, 139211, 140890, 236468, 278422, 281780, 295585, 368051, 436759, 556844, 591170, 696055, 736102, 873518, 1182340, 1392110, 1472204, 1747036, 1840255, 2183795, 2784220, 3680510, 4315541, 4367590, 7361020, 8631082, 8735180, 11409581, 17262164, 21577705, 22819162, 26867723, 43155410, 45638324, 53735446, 57047905, 86310820, 107470892, 114095810, 134338615, 228191620, 268677230, 537354460, 832899413, 1665798826, 3331597652, 4164497065, 8328994130, 16657988260]

約数ペア:

[(1, 16657988260), (2, 8328994130), (4, 4164497065), (5, 3331597652), (10, 1665798826), (20, 832899413), (31, 537354460), (62, 268677230), (73, 228191620), (124, 134338615), (146, 114095810), (155, 107470892), (193, 86310820), (292, 57047905), (310, 53735446), (365, 45638324), (386, 43155410), (620, 26867723), (730, 22819162), (772, 21577705), (965, 17262164), (1460, 11409581), (1907, 8735180), (1930, 8631082), (2263, 7361020), (3814, 4367590), (3860, 4315541), (4526, 3680510), (5983, 2784220), (7628, 2183795), (9052, 1840255), (9535, 1747036), (11315, 1472204), (11966, 1392110), (14089, 1182340), (19070, 873518), (22630, 736102), (23932, 696055), (28178, 591170), (29915, 556844), (38140, 436759), (45260, 368051), (56356, 295585), (59117, 281780), (59830, 278422), (70445, 236468), (118234, 140890), (119660, 139211)]