90348100

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^2\times {\mathrm{409}}^1$

素因数の和:517

約数の個数: 54

約数和(自身を含む): 200805290

約数和(自身を除く): 110457190

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 409, 470, 818, 940, 1175, 1636, 2045, 2209, 2350, 4090, 4418, 4700, 8180, 8836, 10225, 11045, 19223, 20450, 22090, 38446, 40900, 44180, 55225, 76892, 96115, 110450, 192230, 220900, 384460, 480575, 903481, 961150, 1806962, 1922300, 3613924, 4517405, 9034810, 18069620, 22587025, 45174050, 90348100]

約数ペア:

[(1, 90348100), (2, 45174050), (4, 22587025), (5, 18069620), (10, 9034810), (20, 4517405), (25, 3613924), (47, 1922300), (50, 1806962), (94, 961150), (100, 903481), (188, 480575), (235, 384460), (409, 220900), (470, 192230), (818, 110450), (940, 96115), (1175, 76892), (1636, 55225), (2045, 44180), (2209, 40900), (2350, 38446), (4090, 22090), (4418, 20450), (4700, 19223), (8180, 11045), (8836, 10225)]