900777710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{181243}}^1$

素因数の和:181328

約数の個数: 32

約数和(自身を含む): 1879137792

約数和(自身を除く): 978360082

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 181243, 362486, 906215, 1268701, 1812430, 2537402, 6343505, 12687010, 12868253, 25736506, 64341265, 90077771, 128682530, 180155542, 450388855, 900777710]

約数ペア:

[(1, 900777710), (2, 450388855), (5, 180155542), (7, 128682530), (10, 90077771), (14, 64341265), (35, 25736506), (70, 12868253), (71, 12687010), (142, 6343505), (355, 2537402), (497, 1812430), (710, 1268701), (994, 906215), (2485, 362486), (4970, 181243)]