17967101900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{243787}}^1$

素因数の和:243879

約数の個数: 72

約数和(自身を含む): 43168028736

約数和(自身を除く): 25200926836

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 67, 100, 110, 134, 220, 268, 275, 335, 550, 670, 737, 1100, 1340, 1474, 1675, 2948, 3350, 3685, 6700, 7370, 14740, 18425, 36850, 73700, 243787, 487574, 975148, 1218935, 2437870, 2681657, 4875740, 5363314, 6094675, 10726628, 12189350, 13408285, 16333729, 24378700, 26816570, 32667458, 53633140, 65334916, 67041425, 81668645, 134082850, 163337290, 179671019, 268165700, 326674580, 359342038, 408343225, 718684076, 816686450, 898355095, 1633372900, 1796710190, 3593420380, 4491775475, 8983550950, 17967101900]

約数ペア:

[(1, 17967101900), (2, 8983550950), (4, 4491775475), (5, 3593420380), (10, 1796710190), (11, 1633372900), (20, 898355095), (22, 816686450), (25, 718684076), (44, 408343225), (50, 359342038), (55, 326674580), (67, 268165700), (100, 179671019), (110, 163337290), (134, 134082850), (220, 81668645), (268, 67041425), (275, 65334916), (335, 53633140), (550, 32667458), (670, 26816570), (737, 24378700), (1100, 16333729), (1340, 13408285), (1474, 12189350), (1675, 10726628), (2948, 6094675), (3350, 5363314), (3685, 4875740), (6700, 2681657), (7370, 2437870), (14740, 1218935), (18425, 975148), (36850, 487574), (73700, 243787)]