69747640

素因数分解:

$2^3\times 5^1\times {\mathrm{433}}^1\times {\mathrm{4027}}^1$

素因数の和:4471

約数の個数: 32

約数和(自身を含む): 157333680

約数和(自身を除く): 87586040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 433, 866, 1732, 2165, 3464, 4027, 4330, 8054, 8660, 16108, 17320, 20135, 32216, 40270, 80540, 161080, 1743691, 3487382, 6974764, 8718455, 13949528, 17436910, 34873820, 69747640]

約数ペア:

[(1, 69747640), (2, 34873820), (4, 17436910), (5, 13949528), (8, 8718455), (10, 6974764), (20, 3487382), (40, 1743691), (433, 161080), (866, 80540), (1732, 40270), (2165, 32216), (3464, 20135), (4027, 17320), (4330, 16108), (8054, 8660)]