40291264

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{613}}^1$

素因数の和:717

約数の個数: 56

約数和(自身を含む): 87335360

約数和(自身を除く): 47044096

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 79, 104, 158, 208, 316, 416, 613, 632, 832, 1027, 1226, 1264, 2054, 2452, 2528, 4108, 4904, 5056, 7969, 8216, 9808, 15938, 16432, 19616, 31876, 32864, 39232, 48427, 63752, 65728, 96854, 127504, 193708, 255008, 387416, 510016, 629551, 774832, 1259102, 1549664, 2518204, 3099328, 5036408, 10072816, 20145632, 40291264]

約数ペア:

[(1, 40291264), (2, 20145632), (4, 10072816), (8, 5036408), (13, 3099328), (16, 2518204), (26, 1549664), (32, 1259102), (52, 774832), (64, 629551), (79, 510016), (104, 387416), (158, 255008), (208, 193708), (316, 127504), (416, 96854), (613, 65728), (632, 63752), (832, 48427), (1027, 39232), (1226, 32864), (1264, 31876), (2054, 19616), (2452, 16432), (2528, 15938), (4108, 9808), (4904, 8216), (5056, 7969)]