977772730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{3041}}^1$

素因数の和:3175

約数の個数: 64

約数和(自身を含む): 1997498880

約数和(自身を除く): 1019726150

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 79, 110, 158, 185, 370, 395, 407, 790, 814, 869, 1738, 2035, 2923, 3041, 4070, 4345, 5846, 6082, 8690, 14615, 15205, 29230, 30410, 32153, 33451, 64306, 66902, 112517, 160765, 167255, 225034, 240239, 321530, 334510, 480478, 562585, 1125170, 1201195, 1237687, 2402390, 2475374, 2642629, 5285258, 6188435, 8888843, 12376870, 13213145, 17777686, 26426290, 44444215, 88888430, 97777273, 195554546, 488886365, 977772730]

約数ペア:

[(1, 977772730), (2, 488886365), (5, 195554546), (10, 97777273), (11, 88888430), (22, 44444215), (37, 26426290), (55, 17777686), (74, 13213145), (79, 12376870), (110, 8888843), (158, 6188435), (185, 5285258), (370, 2642629), (395, 2475374), (407, 2402390), (790, 1237687), (814, 1201195), (869, 1125170), (1738, 562585), (2035, 480478), (2923, 334510), (3041, 321530), (4070, 240239), (4345, 225034), (5846, 167255), (6082, 160765), (8690, 112517), (14615, 66902), (15205, 64306), (29230, 33451), (30410, 32153)]