64228808

素因数分解:

$2^3\times 7^3\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:379

約数の個数: 64

約数和(自身を含む): 142560000

約数和(自身を除く): 78331192

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 89, 98, 178, 196, 263, 343, 356, 392, 526, 623, 686, 712, 1052, 1246, 1372, 1841, 2104, 2492, 2744, 3682, 4361, 4984, 7364, 8722, 12887, 14728, 17444, 23407, 25774, 30527, 34888, 46814, 51548, 61054, 90209, 93628, 103096, 122108, 163849, 180418, 187256, 244216, 327698, 360836, 655396, 721672, 1146943, 1310792, 2293886, 4587772, 8028601, 9175544, 16057202, 32114404, 64228808]

約数ペア:

[(1, 64228808), (2, 32114404), (4, 16057202), (7, 9175544), (8, 8028601), (14, 4587772), (28, 2293886), (49, 1310792), (56, 1146943), (89, 721672), (98, 655396), (178, 360836), (196, 327698), (263, 244216), (343, 187256), (356, 180418), (392, 163849), (526, 122108), (623, 103096), (686, 93628), (712, 90209), (1052, 61054), (1246, 51548), (1372, 46814), (1841, 34888), (2104, 30527), (2492, 25774), (2744, 23407), (3682, 17444), (4361, 14728), (4984, 12887), (7364, 8722)]