205239080

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{61819}}^1$

素因数の和:61913

約数の個数: 32

約数和(自身を含む): 467359200

約数和(自身を除く): 262120120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 61819, 123638, 247276, 309095, 494552, 618190, 1236380, 2472760, 5130977, 10261954, 20523908, 25654885, 41047816, 51309770, 102619540, 205239080]

約数ペア:

[(1, 205239080), (2, 102619540), (4, 51309770), (5, 41047816), (8, 25654885), (10, 20523908), (20, 10261954), (40, 5130977), (83, 2472760), (166, 1236380), (332, 618190), (415, 494552), (664, 309095), (830, 247276), (1660, 123638), (3320, 61819)]