90453400

素因数分解:

$2^3\times 5^2\times {\mathrm{83}}^1\times {\mathrm{5449}}^1$

素因数の和:5548

約数の個数: 48

約数和(自身を含む): 212877000

約数和(自身を除く): 122423600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 83, 100, 166, 200, 332, 415, 664, 830, 1660, 2075, 3320, 4150, 5449, 8300, 10898, 16600, 21796, 27245, 43592, 54490, 108980, 136225, 217960, 272450, 452267, 544900, 904534, 1089800, 1809068, 2261335, 3618136, 4522670, 9045340, 11306675, 18090680, 22613350, 45226700, 90453400]

約数ペア:

[(1, 90453400), (2, 45226700), (4, 22613350), (5, 18090680), (8, 11306675), (10, 9045340), (20, 4522670), (25, 3618136), (40, 2261335), (50, 1809068), (83, 1089800), (100, 904534), (166, 544900), (200, 452267), (332, 272450), (415, 217960), (664, 136225), (830, 108980), (1660, 54490), (2075, 43592), (3320, 27245), (4150, 21796), (5449, 16600), (8300, 10898)]