88705160

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{11257}}^1$

素因数の和:11465

約数の個数: 32

約数和(自身を含む): 200617560

約数和(自身を除く): 111912400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 11257, 22514, 45028, 56285, 90056, 112570, 225140, 450280, 2217629, 4435258, 8870516, 11088145, 17741032, 22176290, 44352580, 88705160]

約数ペア:

[(1, 88705160), (2, 44352580), (4, 22176290), (5, 17741032), (8, 11088145), (10, 8870516), (20, 4435258), (40, 2217629), (197, 450280), (394, 225140), (788, 112570), (985, 90056), (1576, 56285), (1970, 45028), (3940, 22514), (7880, 11257)]