86891750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1663}}^1$

素因数の和:1710

約数の個数: 64

約数和(自身を含む): 186900480

約数和(自身を除く): 100008730

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 125, 190, 209, 250, 275, 418, 475, 550, 950, 1045, 1375, 1663, 2090, 2375, 2750, 3326, 4750, 5225, 8315, 10450, 16630, 18293, 26125, 31597, 36586, 41575, 52250, 63194, 83150, 91465, 157985, 182930, 207875, 315970, 347567, 415750, 457325, 695134, 789925, 914650, 1579850, 1737835, 2286625, 3475670, 3949625, 4573250, 7899250, 8689175, 17378350, 43445875, 86891750]

約数ペア:

[(1, 86891750), (2, 43445875), (5, 17378350), (10, 8689175), (11, 7899250), (19, 4573250), (22, 3949625), (25, 3475670), (38, 2286625), (50, 1737835), (55, 1579850), (95, 914650), (110, 789925), (125, 695134), (190, 457325), (209, 415750), (250, 347567), (275, 315970), (418, 207875), (475, 182930), (550, 157985), (950, 91465), (1045, 83150), (1375, 63194), (1663, 52250), (2090, 41575), (2375, 36586), (2750, 31597), (3326, 26125), (4750, 18293), (5225, 16630), (8315, 10450)]