78493575

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 135705600

約数和(自身を除く): 57212025

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 151, 239, 435, 453, 717, 725, 755, 1195, 2175, 2265, 3585, 3775, 4379, 5975, 6931, 11325, 13137, 17925, 20793, 21895, 34655, 36089, 65685, 103965, 108267, 109475, 173275, 180445, 328425, 519825, 541335, 902225, 1046581, 2706675, 3139743, 5232905, 15698715, 26164525, 78493575]

約数ペア:

[(1, 78493575), (3, 26164525), (5, 15698715), (15, 5232905), (25, 3139743), (29, 2706675), (75, 1046581), (87, 902225), (145, 541335), (151, 519825), (239, 328425), (435, 180445), (453, 173275), (717, 109475), (725, 108267), (755, 103965), (1195, 65685), (2175, 36089), (2265, 34655), (3585, 21895), (3775, 20793), (4379, 17925), (5975, 13137), (6931, 11325)]