80574260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7207}}^1$

素因数の和:7272

約数の個数: 48

約数和(自身を含む): 186485376

約数和(自身を除く): 105911116

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 7207, 11180, 14414, 28828, 36035, 72070, 93691, 144140, 187382, 309901, 374764, 468455, 619802, 936910, 1239604, 1549505, 1873820, 3099010, 4028713, 6198020, 8057426, 16114852, 20143565, 40287130, 80574260]

約数ペア:

[(1, 80574260), (2, 40287130), (4, 20143565), (5, 16114852), (10, 8057426), (13, 6198020), (20, 4028713), (26, 3099010), (43, 1873820), (52, 1549505), (65, 1239604), (86, 936910), (130, 619802), (172, 468455), (215, 374764), (260, 309901), (430, 187382), (559, 144140), (860, 93691), (1118, 72070), (2236, 36035), (2795, 28828), (5590, 14414), (7207, 11180)]