25575440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29063}}^1$

素因数の和:29087

約数の個数: 40

約数和(自身を含む): 64870848

約数和(自身を除く): 39295408

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 29063, 58126, 116252, 145315, 232504, 290630, 319693, 465008, 581260, 639386, 1162520, 1278772, 1598465, 2325040, 2557544, 3196930, 5115088, 6393860, 12787720, 25575440]

約数ペア:

[(1, 25575440), (2, 12787720), (4, 6393860), (5, 5115088), (8, 3196930), (10, 2557544), (11, 2325040), (16, 1598465), (20, 1278772), (22, 1162520), (40, 639386), (44, 581260), (55, 465008), (80, 319693), (88, 290630), (110, 232504), (176, 145315), (220, 116252), (440, 58126), (880, 29063)]