61831340

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 132723360

約数和(自身を除く): 70892020

約数列:

[1, 2, 4, 5, 10, 20, 109, 113, 218, 226, 251, 436, 452, 502, 545, 565, 1004, 1090, 1130, 1255, 2180, 2260, 2510, 5020, 12317, 24634, 27359, 28363, 49268, 54718, 56726, 61585, 109436, 113452, 123170, 136795, 141815, 246340, 273590, 283630, 547180, 567260, 3091567, 6183134, 12366268, 15457835, 30915670, 61831340]

約数ペア:

[(1, 61831340), (2, 30915670), (4, 15457835), (5, 12366268), (10, 6183134), (20, 3091567), (109, 567260), (113, 547180), (218, 283630), (226, 273590), (251, 246340), (436, 141815), (452, 136795), (502, 123170), (545, 113452), (565, 109436), (1004, 61585), (1090, 56726), (1130, 54718), (1255, 49268), (2180, 28363), (2260, 27359), (2510, 24634), (5020, 12317)]