65468218720

素因数分解:

$2^5\times 5^1\times {\mathrm{277}}^1\times {\mathrm{631}}^1\times {\mathrm{2341}}^1$

素因数の和:3264

約数の個数: 96

約数和(自身を含む): 155539452096

約数和(自身を除く): 90071233376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 277, 554, 631, 1108, 1262, 1385, 2216, 2341, 2524, 2770, 3155, 4432, 4682, 5048, 5540, 6310, 8864, 9364, 10096, 11080, 11705, 12620, 18728, 20192, 22160, 23410, 25240, 37456, 44320, 46820, 50480, 74912, 93640, 100960, 174787, 187280, 349574, 374560, 648457, 699148, 873935, 1296914, 1398296, 1477171, 1747870, 2593828, 2796592, 2954342, 3242285, 3495740, 5187656, 5593184, 5908684, 6484570, 6991480, 7385855, 10375312, 11817368, 12969140, 13982960, 14771710, 20750624, 23634736, 25938280, 27965920, 29543420, 47269472, 51876560, 59086840, 103753120, 118173680, 236347360, 409176367, 818352734, 1636705468, 2045881835, 3273410936, 4091763670, 6546821872, 8183527340, 13093643744, 16367054680, 32734109360, 65468218720]

約数ペア:

[(1, 65468218720), (2, 32734109360), (4, 16367054680), (5, 13093643744), (8, 8183527340), (10, 6546821872), (16, 4091763670), (20, 3273410936), (32, 2045881835), (40, 1636705468), (80, 818352734), (160, 409176367), (277, 236347360), (554, 118173680), (631, 103753120), (1108, 59086840), (1262, 51876560), (1385, 47269472), (2216, 29543420), (2341, 27965920), (2524, 25938280), (2770, 23634736), (3155, 20750624), (4432, 14771710), (4682, 13982960), (5048, 12969140), (5540, 11817368), (6310, 10375312), (8864, 7385855), (9364, 6991480), (10096, 6484570), (11080, 5908684), (11705, 5593184), (12620, 5187656), (18728, 3495740), (20192, 3242285), (22160, 2954342), (23410, 2796592), (25240, 2593828), (37456, 1747870), (44320, 1477171), (46820, 1398296), (50480, 1296914), (74912, 873935), (93640, 699148), (100960, 648457), (174787, 374560), (187280, 349574)]