71263280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1723}}^1$

素因数の和:1794

約数の個数: 80

約数和(自身を含む): 184702464

約数和(自身を除く): 113439184

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 80, 88, 94, 110, 176, 188, 220, 235, 376, 440, 470, 517, 752, 880, 940, 1034, 1723, 1880, 2068, 2585, 3446, 3760, 4136, 5170, 6892, 8272, 8615, 10340, 13784, 17230, 18953, 20680, 27568, 34460, 37906, 41360, 68920, 75812, 80981, 94765, 137840, 151624, 161962, 189530, 303248, 323924, 379060, 404905, 647848, 758120, 809810, 890791, 1295696, 1516240, 1619620, 1781582, 3239240, 3563164, 4453955, 6478480, 7126328, 8907910, 14252656, 17815820, 35631640, 71263280]

約数ペア:

[(1, 71263280), (2, 35631640), (4, 17815820), (5, 14252656), (8, 8907910), (10, 7126328), (11, 6478480), (16, 4453955), (20, 3563164), (22, 3239240), (40, 1781582), (44, 1619620), (47, 1516240), (55, 1295696), (80, 890791), (88, 809810), (94, 758120), (110, 647848), (176, 404905), (188, 379060), (220, 323924), (235, 303248), (376, 189530), (440, 161962), (470, 151624), (517, 137840), (752, 94765), (880, 80981), (940, 75812), (1034, 68920), (1723, 41360), (1880, 37906), (2068, 34460), (2585, 27568), (3446, 20680), (3760, 18953), (4136, 17230), (5170, 13784), (6892, 10340), (8272, 8615)]