8137168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 80

約数和(自身を含む): 18748800

約数和(自身を除く): 10611632

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 29, 38, 52, 58, 71, 76, 104, 116, 142, 152, 208, 232, 247, 284, 304, 377, 464, 494, 551, 568, 754, 923, 988, 1102, 1136, 1349, 1508, 1846, 1976, 2059, 2204, 2698, 3016, 3692, 3952, 4118, 4408, 5396, 6032, 7163, 7384, 8236, 8816, 10792, 14326, 14768, 16472, 17537, 21584, 26767, 28652, 32944, 35074, 39121, 53534, 57304, 70148, 78242, 107068, 114608, 140296, 156484, 214136, 280592, 312968, 428272, 508573, 625936, 1017146, 2034292, 4068584, 8137168]

約数ペア:

[(1, 8137168), (2, 4068584), (4, 2034292), (8, 1017146), (13, 625936), (16, 508573), (19, 428272), (26, 312968), (29, 280592), (38, 214136), (52, 156484), (58, 140296), (71, 114608), (76, 107068), (104, 78242), (116, 70148), (142, 57304), (152, 53534), (208, 39121), (232, 35074), (247, 32944), (284, 28652), (304, 26767), (377, 21584), (464, 17537), (494, 16472), (551, 14768), (568, 14326), (754, 10792), (923, 8816), (988, 8236), (1102, 7384), (1136, 7163), (1349, 6032), (1508, 5396), (1846, 4408), (1976, 4118), (2059, 3952), (2204, 3692), (2698, 3016)]