256189232

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{8861}}^1$

素因数の和:9021

約数の個数: 40

約数和(自身を含む): 538455120

約数和(自身を除く): 282265888

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 556, 1112, 1807, 2224, 3614, 7228, 8861, 14456, 17722, 28912, 35444, 70888, 115193, 141776, 230386, 460772, 921544, 1231679, 1843088, 2463358, 4926716, 9853432, 16011827, 19706864, 32023654, 64047308, 128094616, 256189232]

約数ペア:

[(1, 256189232), (2, 128094616), (4, 64047308), (8, 32023654), (13, 19706864), (16, 16011827), (26, 9853432), (52, 4926716), (104, 2463358), (139, 1843088), (208, 1231679), (278, 921544), (556, 460772), (1112, 230386), (1807, 141776), (2224, 115193), (3614, 70888), (7228, 35444), (8861, 28912), (14456, 17722)]