102075280

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17971}}^1$

素因数の和:18055

約数の個数: 40

約数和(自身を含む): 240681024

約数和(自身を除く): 138605744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 17971, 35942, 71884, 89855, 143768, 179710, 287536, 359420, 718840, 1275941, 1437680, 2551882, 5103764, 6379705, 10207528, 12759410, 20415056, 25518820, 51037640, 102075280]

約数ペア:

[(1, 102075280), (2, 51037640), (4, 25518820), (5, 20415056), (8, 12759410), (10, 10207528), (16, 6379705), (20, 5103764), (40, 2551882), (71, 1437680), (80, 1275941), (142, 718840), (284, 359420), (355, 287536), (568, 179710), (710, 143768), (1136, 89855), (1420, 71884), (2840, 35942), (5680, 17971)]