66025660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{977}}^1$

素因数の和:1126

約数の個数: 48

約数和(自身を含む): 144587520

約数和(自身を除く): 78561860

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 109, 124, 155, 218, 310, 436, 545, 620, 977, 1090, 1954, 2180, 3379, 3908, 4885, 6758, 9770, 13516, 16895, 19540, 30287, 33790, 60574, 67580, 106493, 121148, 151435, 212986, 302870, 425972, 532465, 605740, 1064930, 2129860, 3301283, 6602566, 13205132, 16506415, 33012830, 66025660]

約数ペア:

[(1, 66025660), (2, 33012830), (4, 16506415), (5, 13205132), (10, 6602566), (20, 3301283), (31, 2129860), (62, 1064930), (109, 605740), (124, 532465), (155, 425972), (218, 302870), (310, 212986), (436, 151435), (545, 121148), (620, 106493), (977, 67580), (1090, 60574), (1954, 33790), (2180, 30287), (3379, 19540), (3908, 16895), (4885, 13516), (6758, 9770)]