65912260

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{16729}}^1$

素因数の和:16935

約数の個数: 24

約数和(自身を含む): 139126680

約数和(自身を除く): 73214420

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 16729, 33458, 66916, 83645, 167290, 334580, 3295613, 6591226, 13182452, 16478065, 32956130, 65912260]

約数ペア:

[(1, 65912260), (2, 32956130), (4, 16478065), (5, 13182452), (10, 6591226), (20, 3295613), (197, 334580), (394, 167290), (788, 83645), (985, 66916), (1970, 33458), (3940, 16729)]