90072680

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{47911}}^1$

素因数の和:47969

約数の個数: 32

約数和(自身を含む): 206979840

約数和(自身を除く): 116907160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 47911, 95822, 191644, 239555, 383288, 479110, 958220, 1916440, 2251817, 4503634, 9007268, 11259085, 18014536, 22518170, 45036340, 90072680]

約数ペア:

[(1, 90072680), (2, 45036340), (4, 22518170), (5, 18014536), (8, 11259085), (10, 9007268), (20, 4503634), (40, 2251817), (47, 1916440), (94, 958220), (188, 479110), (235, 383288), (376, 239555), (470, 191644), (940, 95822), (1880, 47911)]