805135030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{161999}}^1$

素因数の和:162084

約数の個数: 32

約数和(自身を含む): 1679616000

約数和(自身を除く): 874480970

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 161999, 323998, 809995, 1133993, 1619990, 2267986, 5669965, 11339930, 11501929, 23003858, 57509645, 80513503, 115019290, 161027006, 402567515, 805135030]

約数ペア:

[(1, 805135030), (2, 402567515), (5, 161027006), (7, 115019290), (10, 80513503), (14, 57509645), (35, 23003858), (70, 11501929), (71, 11339930), (142, 5669965), (355, 2267986), (497, 1619990), (710, 1133993), (994, 809995), (2485, 323998), (4970, 161999)]