28082016

素因数分解:

$2^5\times 3^2\times {\mathrm{281}}^1\times {\mathrm{347}}^1$

素因数の和:644

約数の個数: 72

約数和(自身を含む): 80373384

約数和(自身を除く): 52291368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 281, 288, 347, 562, 694, 843, 1041, 1124, 1388, 1686, 2082, 2248, 2529, 2776, 3123, 3372, 4164, 4496, 5058, 5552, 6246, 6744, 8328, 8992, 10116, 11104, 12492, 13488, 16656, 20232, 24984, 26976, 33312, 40464, 49968, 80928, 97507, 99936, 195014, 292521, 390028, 585042, 780056, 877563, 1170084, 1560112, 1755126, 2340168, 3120224, 3510252, 4680336, 7020504, 9360672, 14041008, 28082016]

約数ペア:

[(1, 28082016), (2, 14041008), (3, 9360672), (4, 7020504), (6, 4680336), (8, 3510252), (9, 3120224), (12, 2340168), (16, 1755126), (18, 1560112), (24, 1170084), (32, 877563), (36, 780056), (48, 585042), (72, 390028), (96, 292521), (144, 195014), (281, 99936), (288, 97507), (347, 80928), (562, 49968), (694, 40464), (843, 33312), (1041, 26976), (1124, 24984), (1388, 20232), (1686, 16656), (2082, 13488), (2248, 12492), (2529, 11104), (2776, 10116), (3123, 8992), (3372, 8328), (4164, 6744), (4496, 6246), (5058, 5552)]