66354440

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{5233}}^1$

素因数の和:5561

約数の個数: 32

約数和(自身を含む): 149797080

約数和(自身を除く): 83442640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2536, 3170, 5233, 6340, 10466, 12680, 20932, 26165, 41864, 52330, 104660, 209320, 1658861, 3317722, 6635444, 8294305, 13270888, 16588610, 33177220, 66354440]

約数ペア:

[(1, 66354440), (2, 33177220), (4, 16588610), (5, 13270888), (8, 8294305), (10, 6635444), (20, 3317722), (40, 1658861), (317, 209320), (634, 104660), (1268, 52330), (1585, 41864), (2536, 26165), (3170, 20932), (5233, 12680), (6340, 10466)]