65217860

素因数分解:

$2^2\times 5^1\times {\mathrm{1741}}^1\times {\mathrm{1873}}^1$

素因数の和:3623

約数の個数: 24

約数和(自身を含む): 137109336

約数和(自身を除く): 71891476

約数列:

[1, 2, 4, 5, 10, 20, 1741, 1873, 3482, 3746, 6964, 7492, 8705, 9365, 17410, 18730, 34820, 37460, 3260893, 6521786, 13043572, 16304465, 32608930, 65217860]

約数ペア:

[(1, 65217860), (2, 32608930), (4, 16304465), (5, 13043572), (10, 6521786), (20, 3260893), (1741, 37460), (1873, 34820), (3482, 18730), (3746, 17410), (6964, 9365), (7492, 8705)]