201990512950

素因数分解:

$2^1\times 5^2\times {\mathrm{1229}}^1\times {\mathrm{3287071}}^1$

素因数の和:3288312

約数の個数: 24

約数和(自身を含む): 376008166080

約数和(自身を除く): 174017653130

約数列:

[1, 2, 5, 10, 25, 50, 1229, 2458, 6145, 12290, 30725, 61450, 3287071, 6574142, 16435355, 32870710, 82176775, 164353550, 4039810259, 8079620518, 20199051295, 40398102590, 100995256475, 201990512950]

約数ペア:

[(1, 201990512950), (2, 100995256475), (5, 40398102590), (10, 20199051295), (25, 8079620518), (50, 4039810259), (1229, 164353550), (2458, 82176775), (6145, 32870710), (12290, 16435355), (30725, 6574142), (61450, 3287071)]