159391856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:346

約数の個数: 80

約数和(自身を含む): 346332000

約数和(自身を除く): 186940144

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 139, 148, 149, 208, 278, 296, 298, 481, 556, 592, 596, 962, 1112, 1192, 1807, 1924, 1937, 2224, 2384, 3614, 3848, 3874, 5143, 5513, 7228, 7696, 7748, 10286, 11026, 14456, 15496, 20572, 20711, 22052, 28912, 30992, 41144, 41422, 44104, 66859, 71669, 82288, 82844, 88208, 133718, 143338, 165688, 267436, 269243, 286676, 331376, 534872, 538486, 573352, 766307, 1069744, 1076972, 1146704, 1532614, 2153944, 3065228, 4307888, 6130456, 9961991, 12260912, 19923982, 39847964, 79695928, 159391856]

約数ペア:

[(1, 159391856), (2, 79695928), (4, 39847964), (8, 19923982), (13, 12260912), (16, 9961991), (26, 6130456), (37, 4307888), (52, 3065228), (74, 2153944), (104, 1532614), (139, 1146704), (148, 1076972), (149, 1069744), (208, 766307), (278, 573352), (296, 538486), (298, 534872), (481, 331376), (556, 286676), (592, 269243), (596, 267436), (962, 165688), (1112, 143338), (1192, 133718), (1807, 88208), (1924, 82844), (1937, 82288), (2224, 71669), (2384, 66859), (3614, 44104), (3848, 41422), (3874, 41144), (5143, 30992), (5513, 28912), (7228, 22052), (7696, 20711), (7748, 20572), (10286, 15496), (11026, 14456)]