25580380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2053}}^1$

素因数の和:2158

約数の個数: 48

約数和(自身を含む): 62112960

約数和(自身を除く): 36532580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2053, 2492, 3115, 4106, 6230, 8212, 10265, 12460, 14371, 20530, 28742, 41060, 57484, 71855, 143710, 182717, 287420, 365434, 730868, 913585, 1279019, 1827170, 2558038, 3654340, 5116076, 6395095, 12790190, 25580380]

約数ペア:

[(1, 25580380), (2, 12790190), (4, 6395095), (5, 5116076), (7, 3654340), (10, 2558038), (14, 1827170), (20, 1279019), (28, 913585), (35, 730868), (70, 365434), (89, 287420), (140, 182717), (178, 143710), (356, 71855), (445, 57484), (623, 41060), (890, 28742), (1246, 20530), (1780, 14371), (2053, 12460), (2492, 10265), (3115, 8212), (4106, 6230)]