668879744

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{17477}}^1$

素因数の和:17527

約数の個数: 64

約数和(自身を含む): 1497515040

約数和(自身を除く): 828635296

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 128, 184, 208, 299, 368, 416, 598, 736, 832, 1196, 1472, 1664, 2392, 2944, 4784, 9568, 17477, 19136, 34954, 38272, 69908, 139816, 227201, 279632, 401971, 454402, 559264, 803942, 908804, 1118528, 1607884, 1817608, 2237056, 3215768, 3635216, 5225623, 6431536, 7270432, 10451246, 12863072, 14540864, 20902492, 25726144, 29081728, 41804984, 51452288, 83609968, 167219936, 334439872, 668879744]

約数ペア:

[(1, 668879744), (2, 334439872), (4, 167219936), (8, 83609968), (13, 51452288), (16, 41804984), (23, 29081728), (26, 25726144), (32, 20902492), (46, 14540864), (52, 12863072), (64, 10451246), (92, 7270432), (104, 6431536), (128, 5225623), (184, 3635216), (208, 3215768), (299, 2237056), (368, 1817608), (416, 1607884), (598, 1118528), (736, 908804), (832, 803942), (1196, 559264), (1472, 454402), (1664, 401971), (2392, 279632), (2944, 227201), (4784, 139816), (9568, 69908), (17477, 38272), (19136, 34954)]