51986360

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{31699}}^1$

素因数の和:31751

約数の個数: 32

約数和(自身を含む): 119826000

約数和(自身を除く): 67839640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 31699, 63398, 126796, 158495, 253592, 316990, 633980, 1267960, 1299659, 2599318, 5198636, 6498295, 10397272, 12996590, 25993180, 51986360]

約数ペア:

[(1, 51986360), (2, 25993180), (4, 12996590), (5, 10397272), (8, 6498295), (10, 5198636), (20, 2599318), (40, 1299659), (41, 1267960), (82, 633980), (164, 316990), (205, 253592), (328, 158495), (410, 126796), (820, 63398), (1640, 31699)]