125142640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{223469}}^1$

素因数の和:223489

約数の個数: 40

約数和(自身を含む): 332523360

約数和(自身を除く): 207380720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 223469, 446938, 893876, 1117345, 1564283, 1787752, 2234690, 3128566, 3575504, 4469380, 6257132, 7821415, 8938760, 12514264, 15642830, 17877520, 25028528, 31285660, 62571320, 125142640]

約数ペア:

[(1, 125142640), (2, 62571320), (4, 31285660), (5, 25028528), (7, 17877520), (8, 15642830), (10, 12514264), (14, 8938760), (16, 7821415), (20, 6257132), (28, 4469380), (35, 3575504), (40, 3128566), (56, 2234690), (70, 1787752), (80, 1564283), (112, 1117345), (140, 893876), (280, 446938), (560, 223469)]