25258920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{210491}}^1$

素因数の和:210505

約数の個数: 32

約数和(自身を含む): 75777120

約数和(自身を除く): 50518200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 210491, 420982, 631473, 841964, 1052455, 1262946, 1683928, 2104910, 2525892, 3157365, 4209820, 5051784, 6314730, 8419640, 12629460, 25258920]

約数ペア:

[(1, 25258920), (2, 12629460), (3, 8419640), (4, 6314730), (5, 5051784), (6, 4209820), (8, 3157365), (10, 2525892), (12, 2104910), (15, 1683928), (20, 1262946), (24, 1052455), (30, 841964), (40, 631473), (60, 420982), (120, 210491)]