65435680

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9511}}^1$

素因数の和:9569

約数の個数: 48

約数和(自身を含む): 158203584

約数和(自身を除く): 92767904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 9511, 19022, 38044, 47555, 76088, 95110, 152176, 190220, 304352, 380440, 408973, 760880, 817946, 1521760, 1635892, 2044865, 3271784, 4089730, 6543568, 8179460, 13087136, 16358920, 32717840, 65435680]

約数ペア:

[(1, 65435680), (2, 32717840), (4, 16358920), (5, 13087136), (8, 8179460), (10, 6543568), (16, 4089730), (20, 3271784), (32, 2044865), (40, 1635892), (43, 1521760), (80, 817946), (86, 760880), (160, 408973), (172, 380440), (215, 304352), (344, 190220), (430, 152176), (688, 95110), (860, 76088), (1376, 47555), (1720, 38044), (3440, 19022), (6880, 9511)]