28169800

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{2309}}^1$

素因数の和:2386

約数の個数: 48

約数和(自身を含む): 66597300

約数和(自身を除く): 38427500

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1525, 2309, 2440, 3050, 4618, 6100, 9236, 11545, 12200, 18472, 23090, 46180, 57725, 92360, 115450, 140849, 230900, 281698, 461800, 563396, 704245, 1126792, 1408490, 2816980, 3521225, 5633960, 7042450, 14084900, 28169800]

約数ペア:

[(1, 28169800), (2, 14084900), (4, 7042450), (5, 5633960), (8, 3521225), (10, 2816980), (20, 1408490), (25, 1126792), (40, 704245), (50, 563396), (61, 461800), (100, 281698), (122, 230900), (200, 140849), (244, 115450), (305, 92360), (488, 57725), (610, 46180), (1220, 23090), (1525, 18472), (2309, 12200), (2440, 11545), (3050, 9236), (4618, 6100)]