8205120004

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{653}}^1\times {\mathrm{2239}}^1$

素因数の和:2980

約数の個数: 48

約数和(自身を含む): 15259023360

約数和(自身を除く): 7053903356

約数列:

[1, 2, 4, 23, 46, 61, 92, 122, 244, 653, 1306, 1403, 2239, 2612, 2806, 4478, 5612, 8956, 15019, 30038, 39833, 51497, 60076, 79666, 102994, 136579, 159332, 205988, 273158, 546316, 916159, 1462067, 1832318, 2924134, 3141317, 3664636, 5848268, 6282634, 12565268, 33627541, 67255082, 89186087, 134510164, 178372174, 356744348, 2051280001, 4102560002, 8205120004]

約数ペア:

[(1, 8205120004), (2, 4102560002), (4, 2051280001), (23, 356744348), (46, 178372174), (61, 134510164), (92, 89186087), (122, 67255082), (244, 33627541), (653, 12565268), (1306, 6282634), (1403, 5848268), (2239, 3664636), (2612, 3141317), (2806, 2924134), (4478, 1832318), (5612, 1462067), (8956, 916159), (15019, 546316), (30038, 273158), (39833, 205988), (51497, 159332), (60076, 136579), (79666, 102994)]