77774960

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{983}}^1$

素因数の和:1062

約数の個数: 80

約数和(自身を含む): 193273344

約数和(自身を除く): 115498384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 43, 46, 80, 86, 92, 115, 172, 184, 215, 230, 344, 368, 430, 460, 688, 860, 920, 983, 989, 1720, 1840, 1966, 1978, 3440, 3932, 3956, 4915, 4945, 7864, 7912, 9830, 9890, 15728, 15824, 19660, 19780, 22609, 39320, 39560, 42269, 45218, 78640, 79120, 84538, 90436, 113045, 169076, 180872, 211345, 226090, 338152, 361744, 422690, 452180, 676304, 845380, 904360, 972187, 1690760, 1808720, 1944374, 3381520, 3888748, 4860935, 7777496, 9721870, 15554992, 19443740, 38887480, 77774960]

約数ペア:

[(1, 77774960), (2, 38887480), (4, 19443740), (5, 15554992), (8, 9721870), (10, 7777496), (16, 4860935), (20, 3888748), (23, 3381520), (40, 1944374), (43, 1808720), (46, 1690760), (80, 972187), (86, 904360), (92, 845380), (115, 676304), (172, 452180), (184, 422690), (215, 361744), (230, 338152), (344, 226090), (368, 211345), (430, 180872), (460, 169076), (688, 113045), (860, 90436), (920, 84538), (983, 79120), (989, 78640), (1720, 45218), (1840, 42269), (1966, 39560), (1978, 39320), (3440, 22609), (3932, 19780), (3956, 19660), (4915, 15824), (4945, 15728), (7864, 9890), (7912, 9830)]