55977760

素因数分解:

$2^5\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1291}}^1$

素因数の和:1577

約数の個数: 48

約数和(自身を含む): 132838272

約数和(自身を除く): 76860512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 271, 542, 1084, 1291, 1355, 2168, 2582, 2710, 4336, 5164, 5420, 6455, 8672, 10328, 10840, 12910, 20656, 21680, 25820, 41312, 43360, 51640, 103280, 206560, 349861, 699722, 1399444, 1749305, 2798888, 3498610, 5597776, 6997220, 11195552, 13994440, 27988880, 55977760]

約数ペア:

[(1, 55977760), (2, 27988880), (4, 13994440), (5, 11195552), (8, 6997220), (10, 5597776), (16, 3498610), (20, 2798888), (32, 1749305), (40, 1399444), (80, 699722), (160, 349861), (271, 206560), (542, 103280), (1084, 51640), (1291, 43360), (1355, 41312), (2168, 25820), (2582, 21680), (2710, 20656), (4336, 12910), (5164, 10840), (5420, 10328), (6455, 8672)]