77582320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1187}}^1$

素因数の和:1262

約数の個数: 80

約数和(自身を含む): 194451840

約数和(自身を除く): 116869520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 152, 172, 190, 215, 304, 344, 380, 430, 688, 760, 817, 860, 1187, 1520, 1634, 1720, 2374, 3268, 3440, 4085, 4748, 5935, 6536, 8170, 9496, 11870, 13072, 16340, 18992, 22553, 23740, 32680, 45106, 47480, 51041, 65360, 90212, 94960, 102082, 112765, 180424, 204164, 225530, 255205, 360848, 408328, 451060, 510410, 816656, 902120, 969779, 1020820, 1804240, 1939558, 2041640, 3879116, 4083280, 4848895, 7758232, 9697790, 15516464, 19395580, 38791160, 77582320]

約数ペア:

[(1, 77582320), (2, 38791160), (4, 19395580), (5, 15516464), (8, 9697790), (10, 7758232), (16, 4848895), (19, 4083280), (20, 3879116), (38, 2041640), (40, 1939558), (43, 1804240), (76, 1020820), (80, 969779), (86, 902120), (95, 816656), (152, 510410), (172, 451060), (190, 408328), (215, 360848), (304, 255205), (344, 225530), (380, 204164), (430, 180424), (688, 112765), (760, 102082), (817, 94960), (860, 90212), (1187, 65360), (1520, 51041), (1634, 47480), (1720, 45106), (2374, 32680), (3268, 23740), (3440, 22553), (4085, 18992), (4748, 16340), (5935, 13072), (6536, 11870), (8170, 9496)]