87815750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^2\times {\mathrm{2903}}^1$

素因数の和:2942

約数の個数: 48

約数和(自身を含む): 180756576

約数和(自身を除く): 92940826

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 125, 242, 250, 275, 550, 605, 1210, 1375, 2750, 2903, 3025, 5806, 6050, 14515, 15125, 29030, 30250, 31933, 63866, 72575, 145150, 159665, 319330, 351263, 362875, 702526, 725750, 798325, 1596650, 1756315, 3512630, 3991625, 7983250, 8781575, 17563150, 43907875, 87815750]

約数ペア:

[(1, 87815750), (2, 43907875), (5, 17563150), (10, 8781575), (11, 7983250), (22, 3991625), (25, 3512630), (50, 1756315), (55, 1596650), (110, 798325), (121, 725750), (125, 702526), (242, 362875), (250, 351263), (275, 319330), (550, 159665), (605, 145150), (1210, 72575), (1375, 63866), (2750, 31933), (2903, 30250), (3025, 29030), (5806, 15125), (6050, 14515)]