39975968

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 81025560

約数和(自身を除く): 41049592

約数列:

[1, 2, 4, 8, 16, 32, 73, 109, 146, 157, 218, 292, 314, 436, 584, 628, 872, 1168, 1256, 1744, 2336, 2512, 3488, 5024, 7957, 11461, 15914, 17113, 22922, 31828, 34226, 45844, 63656, 68452, 91688, 127312, 136904, 183376, 254624, 273808, 366752, 547616, 1249249, 2498498, 4996996, 9993992, 19987984, 39975968]

約数ペア:

[(1, 39975968), (2, 19987984), (4, 9993992), (8, 4996996), (16, 2498498), (32, 1249249), (73, 547616), (109, 366752), (146, 273808), (157, 254624), (218, 183376), (292, 136904), (314, 127312), (436, 91688), (584, 68452), (628, 63656), (872, 45844), (1168, 34226), (1256, 31828), (1744, 22922), (2336, 17113), (2512, 15914), (3488, 11461), (5024, 7957)]