40559968

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:359

約数の個数: 48

約数和(自身を含む): 82237680

約数和(自身を除く): 41677712

約数列:

[1, 2, 4, 8, 16, 32, 73, 97, 146, 179, 194, 292, 358, 388, 584, 716, 776, 1168, 1432, 1552, 2336, 2864, 3104, 5728, 7081, 13067, 14162, 17363, 26134, 28324, 34726, 52268, 56648, 69452, 104536, 113296, 138904, 209072, 226592, 277808, 418144, 555616, 1267499, 2534998, 5069996, 10139992, 20279984, 40559968]

約数ペア:

[(1, 40559968), (2, 20279984), (4, 10139992), (8, 5069996), (16, 2534998), (32, 1267499), (73, 555616), (97, 418144), (146, 277808), (179, 226592), (194, 209072), (292, 138904), (358, 113296), (388, 104536), (584, 69452), (716, 56648), (776, 52268), (1168, 34726), (1432, 28324), (1552, 26134), (2336, 17363), (2864, 14162), (3104, 13067), (5728, 7081)]