85220775

素因数分解:

$3^3\times 5^2\times {\mathrm{251}}^1\times {\mathrm{503}}^1$

素因数の和:773

約数の個数: 48

約数和(自身を含む): 157489920

約数和(自身を除く): 72269145

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 251, 503, 675, 753, 1255, 1509, 2259, 2515, 3765, 4527, 6275, 6777, 7545, 11295, 12575, 13581, 18825, 22635, 33885, 37725, 56475, 67905, 113175, 126253, 169425, 339525, 378759, 631265, 1136277, 1893795, 3156325, 3408831, 5681385, 9468975, 17044155, 28406925, 85220775]

約数ペア:

[(1, 85220775), (3, 28406925), (5, 17044155), (9, 9468975), (15, 5681385), (25, 3408831), (27, 3156325), (45, 1893795), (75, 1136277), (135, 631265), (225, 378759), (251, 339525), (503, 169425), (675, 126253), (753, 113175), (1255, 67905), (1509, 56475), (2259, 37725), (2515, 33885), (3765, 22635), (4527, 18825), (6275, 13581), (6777, 12575), (7545, 11295)]