25296728

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{487}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 48956160

約数和(自身を除く): 23659432

約数列:

[1, 2, 4, 8, 43, 86, 151, 172, 302, 344, 487, 604, 974, 1208, 1948, 3896, 6493, 12986, 20941, 25972, 41882, 51944, 73537, 83764, 147074, 167528, 294148, 588296, 3162091, 6324182, 12648364, 25296728]

約数ペア:

[(1, 25296728), (2, 12648364), (4, 6324182), (8, 3162091), (43, 588296), (86, 294148), (151, 167528), (172, 147074), (302, 83764), (344, 73537), (487, 51944), (604, 41882), (974, 25972), (1208, 20941), (1948, 12986), (3896, 6493)]