85940816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:276

約数の個数: 80

約数和(自身を含む): 187488000

約数和(自身を除く): 101547184

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 59, 94, 104, 118, 149, 188, 208, 236, 298, 376, 472, 596, 611, 752, 767, 944, 1192, 1222, 1534, 1937, 2384, 2444, 2773, 3068, 3874, 4888, 5546, 6136, 7003, 7748, 8791, 9776, 11092, 12272, 14006, 15496, 17582, 22184, 28012, 30992, 35164, 36049, 44368, 56024, 70328, 72098, 91039, 112048, 114283, 140656, 144196, 182078, 228566, 288392, 364156, 413177, 457132, 576784, 728312, 826354, 914264, 1456624, 1652708, 1828528, 3305416, 5371301, 6610832, 10742602, 21485204, 42970408, 85940816]

約数ペア:

[(1, 85940816), (2, 42970408), (4, 21485204), (8, 10742602), (13, 6610832), (16, 5371301), (26, 3305416), (47, 1828528), (52, 1652708), (59, 1456624), (94, 914264), (104, 826354), (118, 728312), (149, 576784), (188, 457132), (208, 413177), (236, 364156), (298, 288392), (376, 228566), (472, 182078), (596, 144196), (611, 140656), (752, 114283), (767, 112048), (944, 91039), (1192, 72098), (1222, 70328), (1534, 56024), (1937, 44368), (2384, 36049), (2444, 35164), (2773, 30992), (3068, 28012), (3874, 22184), (4888, 17582), (5546, 15496), (6136, 14006), (7003, 12272), (7748, 11092), (8791, 9776)]