254481650

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{617}}^1$

素因数の和:815

約数の個数: 48

約数和(自身を含む): 484850664

約数和(自身を除く): 230369014

約数列:

[1, 2, 5, 10, 25, 50, 73, 113, 146, 226, 365, 565, 617, 730, 1130, 1234, 1825, 2825, 3085, 3650, 5650, 6170, 8249, 15425, 16498, 30850, 41245, 45041, 69721, 82490, 90082, 139442, 206225, 225205, 348605, 412450, 450410, 697210, 1126025, 1743025, 2252050, 3486050, 5089633, 10179266, 25448165, 50896330, 127240825, 254481650]

約数ペア:

[(1, 254481650), (2, 127240825), (5, 50896330), (10, 25448165), (25, 10179266), (50, 5089633), (73, 3486050), (113, 2252050), (146, 1743025), (226, 1126025), (365, 697210), (565, 450410), (617, 412450), (730, 348605), (1130, 225205), (1234, 206225), (1825, 139442), (2825, 90082), (3085, 82490), (3650, 69721), (5650, 45041), (6170, 41245), (8249, 30850), (15425, 16498)]