71716420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2333}}^1$

素因数の和:2424

約数の個数: 48

約数和(自身を含む): 158805360

約数和(自身を除く): 87088940

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 106, 116, 145, 212, 265, 290, 530, 580, 1060, 1537, 2333, 3074, 4666, 6148, 7685, 9332, 11665, 15370, 23330, 30740, 46660, 67657, 123649, 135314, 247298, 270628, 338285, 494596, 618245, 676570, 1236490, 1353140, 2472980, 3585821, 7171642, 14343284, 17929105, 35858210, 71716420]

約数ペア:

[(1, 71716420), (2, 35858210), (4, 17929105), (5, 14343284), (10, 7171642), (20, 3585821), (29, 2472980), (53, 1353140), (58, 1236490), (106, 676570), (116, 618245), (145, 494596), (212, 338285), (265, 270628), (290, 247298), (530, 135314), (580, 123649), (1060, 67657), (1537, 46660), (2333, 30740), (3074, 23330), (4666, 15370), (6148, 11665), (7685, 9332)]