56429920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{367}}^1$

素因数の和:444

約数の個数: 72

約数和(自身を含む): 138130272

約数和(自身を除く): 81700352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 367, 496, 620, 734, 961, 992, 1240, 1468, 1835, 1922, 2480, 2936, 3670, 3844, 4805, 4960, 5872, 7340, 7688, 9610, 11377, 11744, 14680, 15376, 19220, 22754, 29360, 30752, 38440, 45508, 56885, 58720, 76880, 91016, 113770, 153760, 182032, 227540, 352687, 364064, 455080, 705374, 910160, 1410748, 1763435, 1820320, 2821496, 3526870, 5642992, 7053740, 11285984, 14107480, 28214960, 56429920]

約数ペア:

[(1, 56429920), (2, 28214960), (4, 14107480), (5, 11285984), (8, 7053740), (10, 5642992), (16, 3526870), (20, 2821496), (31, 1820320), (32, 1763435), (40, 1410748), (62, 910160), (80, 705374), (124, 455080), (155, 364064), (160, 352687), (248, 227540), (310, 182032), (367, 153760), (496, 113770), (620, 91016), (734, 76880), (961, 58720), (992, 56885), (1240, 45508), (1468, 38440), (1835, 30752), (1922, 29360), (2480, 22754), (2936, 19220), (3670, 15376), (3844, 14680), (4805, 11744), (4960, 11377), (5872, 9610), (7340, 7688)]