561617152

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{313}}^1$

素因数の和:535

約数の個数: 72

約数和(自身を含む): 1157836064

約数和(自身を除く): 596218912

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 163, 172, 256, 313, 326, 344, 626, 652, 688, 1252, 1304, 1376, 2504, 2608, 2752, 5008, 5216, 5504, 7009, 10016, 10432, 11008, 13459, 14018, 20032, 20864, 26918, 28036, 40064, 41728, 51019, 53836, 56072, 80128, 102038, 107672, 112144, 204076, 215344, 224288, 408152, 430688, 448576, 816304, 861376, 897152, 1632608, 1722752, 1794304, 2193817, 3265216, 3445504, 4387634, 6530432, 8775268, 13060864, 17550536, 35101072, 70202144, 140404288, 280808576, 561617152]

約数ペア:

[(1, 561617152), (2, 280808576), (4, 140404288), (8, 70202144), (16, 35101072), (32, 17550536), (43, 13060864), (64, 8775268), (86, 6530432), (128, 4387634), (163, 3445504), (172, 3265216), (256, 2193817), (313, 1794304), (326, 1722752), (344, 1632608), (626, 897152), (652, 861376), (688, 816304), (1252, 448576), (1304, 430688), (1376, 408152), (2504, 224288), (2608, 215344), (2752, 204076), (5008, 112144), (5216, 107672), (5504, 102038), (7009, 80128), (10016, 56072), (10432, 53836), (11008, 51019), (13459, 41728), (14018, 40064), (20032, 28036), (20864, 26918)]