40376909872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1741}}^1\times {\mathrm{2593}}^1$

素因数の和:4398

約数の個数: 80

約数和(自身を含む): 86290011808

約数和(自身を除く): 45913101936

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 1741, 2236, 2593, 3482, 4472, 5186, 6964, 8944, 10372, 13928, 20744, 22633, 27856, 33709, 41488, 45266, 67418, 74863, 90532, 111499, 134836, 149726, 181064, 222998, 269672, 299452, 362128, 445996, 539344, 598904, 891992, 973219, 1197808, 1449487, 1783984, 1946438, 2898974, 3892876, 4514413, 5797948, 7785752, 9028826, 11595896, 15571504, 18057652, 23191792, 36115304, 58687369, 72230608, 117374738, 194119759, 234749476, 388239518, 469498952, 776479036, 938997904, 1552958072, 2523556867, 3105916144, 5047113734, 10094227468, 20188454936, 40376909872]

約数ペア:

[(1, 40376909872), (2, 20188454936), (4, 10094227468), (8, 5047113734), (13, 3105916144), (16, 2523556867), (26, 1552958072), (43, 938997904), (52, 776479036), (86, 469498952), (104, 388239518), (172, 234749476), (208, 194119759), (344, 117374738), (559, 72230608), (688, 58687369), (1118, 36115304), (1741, 23191792), (2236, 18057652), (2593, 15571504), (3482, 11595896), (4472, 9028826), (5186, 7785752), (6964, 5797948), (8944, 4514413), (10372, 3892876), (13928, 2898974), (20744, 1946438), (22633, 1783984), (27856, 1449487), (33709, 1197808), (41488, 973219), (45266, 891992), (67418, 598904), (74863, 539344), (90532, 445996), (111499, 362128), (134836, 299452), (149726, 269672), (181064, 222998)]