87325420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47981}}^1$

素因数の和:48010

約数の個数: 48

約数和(自身を含む): 225707328

約数和(自身を除く): 138381908

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 47981, 95962, 191924, 239905, 335867, 479810, 623753, 671734, 959620, 1247506, 1343468, 1679335, 2495012, 3118765, 3358670, 4366271, 6237530, 6717340, 8732542, 12475060, 17465084, 21831355, 43662710, 87325420]

約数ペア:

[(1, 87325420), (2, 43662710), (4, 21831355), (5, 17465084), (7, 12475060), (10, 8732542), (13, 6717340), (14, 6237530), (20, 4366271), (26, 3358670), (28, 3118765), (35, 2495012), (52, 1679335), (65, 1343468), (70, 1247506), (91, 959620), (130, 671734), (140, 623753), (182, 479810), (260, 335867), (364, 239905), (455, 191924), (910, 95962), (1820, 47981)]