78736160

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:354

約数の個数: 96

約数和(自身を含む): 195955200

約数和(自身を除く): 117219040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 71, 80, 116, 142, 145, 160, 232, 239, 284, 290, 355, 464, 478, 568, 580, 710, 928, 956, 1136, 1160, 1195, 1420, 1912, 2059, 2272, 2320, 2390, 2840, 3824, 4118, 4640, 4780, 5680, 6931, 7648, 8236, 9560, 10295, 11360, 13862, 16472, 16969, 19120, 20590, 27724, 32944, 33938, 34655, 38240, 41180, 55448, 65888, 67876, 69310, 82360, 84845, 110896, 135752, 138620, 164720, 169690, 221792, 271504, 277240, 329440, 339380, 492101, 543008, 554480, 678760, 984202, 1108960, 1357520, 1968404, 2460505, 2715040, 3936808, 4921010, 7873616, 9842020, 15747232, 19684040, 39368080, 78736160]

約数ペア:

[(1, 78736160), (2, 39368080), (4, 19684040), (5, 15747232), (8, 9842020), (10, 7873616), (16, 4921010), (20, 3936808), (29, 2715040), (32, 2460505), (40, 1968404), (58, 1357520), (71, 1108960), (80, 984202), (116, 678760), (142, 554480), (145, 543008), (160, 492101), (232, 339380), (239, 329440), (284, 277240), (290, 271504), (355, 221792), (464, 169690), (478, 164720), (568, 138620), (580, 135752), (710, 110896), (928, 84845), (956, 82360), (1136, 69310), (1160, 67876), (1195, 65888), (1420, 55448), (1912, 41180), (2059, 38240), (2272, 34655), (2320, 33938), (2390, 32944), (2840, 27724), (3824, 20590), (4118, 19120), (4640, 16969), (4780, 16472), (5680, 13862), (6931, 11360), (7648, 10295), (8236, 9560)]