72647296

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 151066080

約数和(自身を除く): 78418784

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 67, 86, 128, 134, 172, 197, 268, 344, 394, 536, 688, 788, 1072, 1376, 1576, 2144, 2752, 2881, 3152, 4288, 5504, 5762, 6304, 8471, 8576, 11524, 12608, 13199, 16942, 23048, 25216, 26398, 33884, 46096, 52796, 67768, 92192, 105592, 135536, 184384, 211184, 271072, 368768, 422368, 542144, 567557, 844736, 1084288, 1135114, 1689472, 2270228, 4540456, 9080912, 18161824, 36323648, 72647296]

約数ペア:

[(1, 72647296), (2, 36323648), (4, 18161824), (8, 9080912), (16, 4540456), (32, 2270228), (43, 1689472), (64, 1135114), (67, 1084288), (86, 844736), (128, 567557), (134, 542144), (172, 422368), (197, 368768), (268, 271072), (344, 211184), (394, 184384), (536, 135536), (688, 105592), (788, 92192), (1072, 67768), (1376, 52796), (1576, 46096), (2144, 33884), (2752, 26398), (2881, 25216), (3152, 23048), (4288, 16942), (5504, 13199), (5762, 12608), (6304, 11524), (8471, 8576)]