157217288

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 315342720

約数和(自身を除く): 158125432

約数列:

[1, 2, 4, 8, 41, 43, 71, 82, 86, 142, 157, 164, 172, 284, 314, 328, 344, 568, 628, 1256, 1763, 2911, 3053, 3526, 5822, 6106, 6437, 6751, 7052, 11147, 11644, 12212, 12874, 13502, 14104, 22294, 23288, 24424, 25748, 27004, 44588, 51496, 54008, 89176, 125173, 250346, 276791, 457027, 479321, 500692, 553582, 914054, 958642, 1001384, 1107164, 1828108, 1917284, 2214328, 3656216, 3834568, 19652161, 39304322, 78608644, 157217288]

約数ペア:

[(1, 157217288), (2, 78608644), (4, 39304322), (8, 19652161), (41, 3834568), (43, 3656216), (71, 2214328), (82, 1917284), (86, 1828108), (142, 1107164), (157, 1001384), (164, 958642), (172, 914054), (284, 553582), (314, 500692), (328, 479321), (344, 457027), (568, 276791), (628, 250346), (1256, 125173), (1763, 89176), (2911, 54008), (3053, 51496), (3526, 44588), (5822, 27004), (6106, 25748), (6437, 24424), (6751, 23288), (7052, 22294), (11147, 14104), (11644, 13502), (12212, 12874)]