656578352

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{769}}^1$

素因数の和:910

約数の個数: 80

約数和(自身を含む): 1398972960

約数和(自身を除く): 742394608

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 73, 86, 136, 146, 172, 272, 292, 344, 584, 688, 731, 769, 1168, 1241, 1462, 1538, 2482, 2924, 3076, 3139, 4964, 5848, 6152, 6278, 9928, 11696, 12304, 12556, 13073, 19856, 25112, 26146, 33067, 50224, 52292, 53363, 56137, 66134, 104584, 106726, 112274, 132268, 209168, 213452, 224548, 264536, 426904, 449096, 529072, 562139, 853808, 898192, 954329, 1124278, 1908658, 2248556, 2413891, 3817316, 4497112, 4827782, 7634632, 8994224, 9655564, 15269264, 19311128, 38622256, 41036147, 82072294, 164144588, 328289176, 656578352]

約数ペア:

[(1, 656578352), (2, 328289176), (4, 164144588), (8, 82072294), (16, 41036147), (17, 38622256), (34, 19311128), (43, 15269264), (68, 9655564), (73, 8994224), (86, 7634632), (136, 4827782), (146, 4497112), (172, 3817316), (272, 2413891), (292, 2248556), (344, 1908658), (584, 1124278), (688, 954329), (731, 898192), (769, 853808), (1168, 562139), (1241, 529072), (1462, 449096), (1538, 426904), (2482, 264536), (2924, 224548), (3076, 213452), (3139, 209168), (4964, 132268), (5848, 112274), (6152, 106726), (6278, 104584), (9928, 66134), (11696, 56137), (12304, 53363), (12556, 52292), (13073, 50224), (19856, 33067), (25112, 26146)]