256026450140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{10605901}}^1$

素因数の和:10605998

約数の個数: 48

約数和(自身を含む): 577300457664

約数和(自身を除く): 321274007524

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 142, 170, 284, 340, 355, 710, 1207, 1420, 2414, 4828, 6035, 12070, 24140, 10605901, 21211802, 42423604, 53029505, 106059010, 180300317, 212118020, 360600634, 721201268, 753018971, 901501585, 1506037942, 1803003170, 3012075884, 3606006340, 3765094855, 7530189710, 12801322507, 15060379420, 25602645014, 51205290028, 64006612535, 128013225070, 256026450140]

約数ペア:

[(1, 256026450140), (2, 128013225070), (4, 64006612535), (5, 51205290028), (10, 25602645014), (17, 15060379420), (20, 12801322507), (34, 7530189710), (68, 3765094855), (71, 3606006340), (85, 3012075884), (142, 1803003170), (170, 1506037942), (284, 901501585), (340, 753018971), (355, 721201268), (710, 360600634), (1207, 212118020), (1420, 180300317), (2414, 106059010), (4828, 53029505), (6035, 42423604), (12070, 21211802), (24140, 10605901)]