64729121168

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{25117}}^1$

素因数の和:25344

約数の個数: 80

約数和(自身を含む): 134552102400

約数和(自身を除く): 69822981232

約数列:

[1, 2, 4, 8, 16, 23, 46, 47, 92, 94, 149, 184, 188, 298, 368, 376, 596, 752, 1081, 1192, 2162, 2384, 3427, 4324, 6854, 7003, 8648, 13708, 14006, 17296, 25117, 27416, 28012, 50234, 54832, 56024, 100468, 112048, 161069, 200936, 322138, 401872, 577691, 644276, 1155382, 1180499, 1288552, 2310764, 2360998, 2577104, 3742433, 4621528, 4721996, 7484866, 9243056, 9443992, 14969732, 18887984, 27151477, 29939464, 54302954, 59878928, 86075959, 108605908, 172151918, 175894351, 217211816, 344303836, 351788702, 434423632, 688607672, 703577404, 1377215344, 1407154808, 2814309616, 4045570073, 8091140146, 16182280292, 32364560584, 64729121168]

約数ペア:

[(1, 64729121168), (2, 32364560584), (4, 16182280292), (8, 8091140146), (16, 4045570073), (23, 2814309616), (46, 1407154808), (47, 1377215344), (92, 703577404), (94, 688607672), (149, 434423632), (184, 351788702), (188, 344303836), (298, 217211816), (368, 175894351), (376, 172151918), (596, 108605908), (752, 86075959), (1081, 59878928), (1192, 54302954), (2162, 29939464), (2384, 27151477), (3427, 18887984), (4324, 14969732), (6854, 9443992), (7003, 9243056), (8648, 7484866), (13708, 4721996), (14006, 4621528), (17296, 3742433), (25117, 2577104), (27416, 2360998), (28012, 2310764), (50234, 1288552), (54832, 1180499), (56024, 1155382), (100468, 644276), (112048, 577691), (161069, 401872), (200936, 322138)]