20228967825

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2909}}^1\times {\mathrm{8429}}^1$

素因数の和:11362

約数の個数: 48

約数和(自身を含む): 36502574400

約数和(自身を除く): 16273606575

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 2909, 8429, 8727, 14545, 25287, 31999, 42145, 43635, 72725, 92719, 95997, 126435, 159995, 210725, 218175, 278157, 463595, 479985, 632175, 799975, 1390785, 2317975, 2399925, 6953925, 24519961, 73559883, 122599805, 269719571, 367799415, 612999025, 809158713, 1348597855, 1838997075, 4045793565, 6742989275, 20228967825]

約数ペア:

[(1, 20228967825), (3, 6742989275), (5, 4045793565), (11, 1838997075), (15, 1348597855), (25, 809158713), (33, 612999025), (55, 367799415), (75, 269719571), (165, 122599805), (275, 73559883), (825, 24519961), (2909, 6953925), (8429, 2399925), (8727, 2317975), (14545, 1390785), (25287, 799975), (31999, 632175), (42145, 479985), (43635, 463595), (72725, 278157), (92719, 218175), (95997, 210725), (126435, 159995)]