90877750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{21383}}^1$

素因数の和:21417

約数の個数: 32

約数和(自身を含む): 180138816

約数和(自身を除く): 89261066

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 850, 2125, 4250, 21383, 42766, 106915, 213830, 363511, 534575, 727022, 1069150, 1817555, 2672875, 3635110, 5345750, 9087775, 18175550, 45438875, 90877750]

約数ペア:

[(1, 90877750), (2, 45438875), (5, 18175550), (10, 9087775), (17, 5345750), (25, 3635110), (34, 2672875), (50, 1817555), (85, 1069150), (125, 727022), (170, 534575), (250, 363511), (425, 213830), (850, 106915), (2125, 42766), (4250, 21383)]