89560480

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4027}}^1$

素因数の和:4181

約数の個数: 48

約数和(自身を含む): 213161760

約数和(自身を除く): 123601280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 556, 695, 1112, 1390, 2224, 2780, 4027, 4448, 5560, 8054, 11120, 16108, 20135, 22240, 32216, 40270, 64432, 80540, 128864, 161080, 322160, 559753, 644320, 1119506, 2239012, 2798765, 4478024, 5597530, 8956048, 11195060, 17912096, 22390120, 44780240, 89560480]

約数ペア:

[(1, 89560480), (2, 44780240), (4, 22390120), (5, 17912096), (8, 11195060), (10, 8956048), (16, 5597530), (20, 4478024), (32, 2798765), (40, 2239012), (80, 1119506), (139, 644320), (160, 559753), (278, 322160), (556, 161080), (695, 128864), (1112, 80540), (1390, 64432), (2224, 40270), (2780, 32216), (4027, 22240), (4448, 20135), (5560, 16108), (8054, 11120)]