80141895

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{499}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 144144000

約数和(自身を除く): 64002105

約数列:

[1, 3, 5, 9, 15, 43, 45, 83, 129, 215, 249, 387, 415, 499, 645, 747, 1245, 1497, 1935, 2495, 3569, 3735, 4491, 7485, 10707, 17845, 21457, 22455, 32121, 41417, 53535, 64371, 107285, 124251, 160605, 193113, 207085, 321855, 372753, 621255, 965565, 1780931, 1863765, 5342793, 8904655, 16028379, 26713965, 80141895]

約数ペア:

[(1, 80141895), (3, 26713965), (5, 16028379), (9, 8904655), (15, 5342793), (43, 1863765), (45, 1780931), (83, 965565), (129, 621255), (215, 372753), (249, 321855), (387, 207085), (415, 193113), (499, 160605), (645, 124251), (747, 107285), (1245, 64371), (1497, 53535), (1935, 41417), (2495, 32121), (3569, 22455), (3735, 21457), (4491, 17845), (7485, 10707)]