80403765

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{223}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 142474752

約数和(自身を除く): 62070987

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 223, 559, 645, 669, 1115, 1677, 1849, 2795, 2899, 3345, 5547, 8385, 8697, 9245, 9589, 14495, 24037, 27735, 28767, 43485, 47945, 72111, 120185, 124657, 143835, 360555, 373971, 412327, 623285, 1236981, 1869855, 2061635, 5360251, 6184905, 16080753, 26801255, 80403765]

約数ペア:

[(1, 80403765), (3, 26801255), (5, 16080753), (13, 6184905), (15, 5360251), (39, 2061635), (43, 1869855), (65, 1236981), (129, 623285), (195, 412327), (215, 373971), (223, 360555), (559, 143835), (645, 124657), (669, 120185), (1115, 72111), (1677, 47945), (1849, 43485), (2795, 28767), (2899, 27735), (3345, 24037), (5547, 14495), (8385, 9589), (8697, 9245)]