72417080

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{34159}}^1$

素因数の和:34223

約数の個数: 32

約数和(自身を含む): 166017600

約数和(自身を除く): 93600520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 34159, 68318, 136636, 170795, 273272, 341590, 683180, 1366360, 1810427, 3620854, 7241708, 9052135, 14483416, 18104270, 36208540, 72417080]

約数ペア:

[(1, 72417080), (2, 36208540), (4, 18104270), (5, 14483416), (8, 9052135), (10, 7241708), (20, 3620854), (40, 1810427), (53, 1366360), (106, 683180), (212, 341590), (265, 273272), (424, 170795), (530, 136636), (1060, 68318), (2120, 34159)]