78867800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{3259}}^1$

素因数の和:3297

約数の個数: 72

約数和(自身を含む): 201614700

約数和(自身を除く): 122746900

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 200, 220, 242, 275, 440, 484, 550, 605, 968, 1100, 1210, 2200, 2420, 3025, 3259, 4840, 6050, 6518, 12100, 13036, 16295, 24200, 26072, 32590, 35849, 65180, 71698, 81475, 130360, 143396, 162950, 179245, 286792, 325900, 358490, 394339, 651800, 716980, 788678, 896225, 1433960, 1577356, 1792450, 1971695, 3154712, 3584900, 3943390, 7169800, 7886780, 9858475, 15773560, 19716950, 39433900, 78867800]

約数ペア:

[(1, 78867800), (2, 39433900), (4, 19716950), (5, 15773560), (8, 9858475), (10, 7886780), (11, 7169800), (20, 3943390), (22, 3584900), (25, 3154712), (40, 1971695), (44, 1792450), (50, 1577356), (55, 1433960), (88, 896225), (100, 788678), (110, 716980), (121, 651800), (200, 394339), (220, 358490), (242, 325900), (275, 286792), (440, 179245), (484, 162950), (550, 143396), (605, 130360), (968, 81475), (1100, 71698), (1210, 65180), (2200, 35849), (2420, 32590), (3025, 26072), (3259, 24200), (4840, 16295), (6050, 13036), (6518, 12100)]