64199240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229283}}^1$

素因数の和:229301

約数の個数: 32

約数和(自身を含む): 165084480

約数和(自身を除く): 100885240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 229283, 458566, 917132, 1146415, 1604981, 1834264, 2292830, 3209962, 4585660, 6419924, 8024905, 9171320, 12839848, 16049810, 32099620, 64199240]

約数ペア:

[(1, 64199240), (2, 32099620), (4, 16049810), (5, 12839848), (7, 9171320), (8, 8024905), (10, 6419924), (14, 4585660), (20, 3209962), (28, 2292830), (35, 1834264), (40, 1604981), (56, 1146415), (70, 917132), (140, 458566), (280, 229283)]