90047912

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{3361}}^1$

素因数の和:3581

約数の個数: 32

約数和(自身を含む): 179732520

約数和(自身を除く): 89684608

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 197, 394, 788, 1576, 3349, 3361, 6698, 6722, 13396, 13444, 26792, 26888, 57137, 114274, 228548, 457096, 662117, 1324234, 2648468, 5296936, 11255989, 22511978, 45023956, 90047912]

約数ペア:

[(1, 90047912), (2, 45023956), (4, 22511978), (8, 11255989), (17, 5296936), (34, 2648468), (68, 1324234), (136, 662117), (197, 457096), (394, 228548), (788, 114274), (1576, 57137), (3349, 26888), (3361, 26792), (6698, 13444), (6722, 13396)]