96991420

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^2\times {\mathrm{251}}^1$

素因数の和:538

約数の個数: 36

約数和(自身を含む): 205975224

約数和(自身を除く): 108983804

約数列:

[1, 2, 4, 5, 10, 20, 139, 251, 278, 502, 556, 695, 1004, 1255, 1390, 2510, 2780, 5020, 19321, 34889, 38642, 69778, 77284, 96605, 139556, 174445, 193210, 348890, 386420, 697780, 4849571, 9699142, 19398284, 24247855, 48495710, 96991420]

約数ペア:

[(1, 96991420), (2, 48495710), (4, 24247855), (5, 19398284), (10, 9699142), (20, 4849571), (139, 697780), (251, 386420), (278, 348890), (502, 193210), (556, 174445), (695, 139556), (1004, 96605), (1255, 77284), (1390, 69778), (2510, 38642), (2780, 34889), (5020, 19321)]