42278288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:256

約数の個数: 80

約数和(自身を含む): 93952320

約数和(自身を除く): 51674032

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 43, 52, 58, 86, 104, 116, 163, 172, 208, 232, 326, 344, 377, 464, 559, 652, 688, 754, 1118, 1247, 1304, 1508, 2119, 2236, 2494, 2608, 3016, 4238, 4472, 4727, 4988, 6032, 7009, 8476, 8944, 9454, 9976, 14018, 16211, 16952, 18908, 19952, 28036, 32422, 33904, 37816, 56072, 61451, 64844, 75632, 91117, 112144, 122902, 129688, 182234, 203261, 245804, 259376, 364468, 406522, 491608, 728936, 813044, 983216, 1457872, 1626088, 2642393, 3252176, 5284786, 10569572, 21139144, 42278288]

約数ペア:

[(1, 42278288), (2, 21139144), (4, 10569572), (8, 5284786), (13, 3252176), (16, 2642393), (26, 1626088), (29, 1457872), (43, 983216), (52, 813044), (58, 728936), (86, 491608), (104, 406522), (116, 364468), (163, 259376), (172, 245804), (208, 203261), (232, 182234), (326, 129688), (344, 122902), (377, 112144), (464, 91117), (559, 75632), (652, 64844), (688, 61451), (754, 56072), (1118, 37816), (1247, 33904), (1304, 32422), (1508, 28036), (2119, 19952), (2236, 18908), (2494, 16952), (2608, 16211), (3016, 14018), (4238, 9976), (4472, 9454), (4727, 8944), (4988, 8476), (6032, 7009)]