85491855

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^2\times {\mathrm{251}}^1$

素因数の和:326

約数の個数: 60

約数和(自身を含む): 159351192

約数和(自身を除く): 73859337

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 251, 261, 405, 435, 753, 783, 841, 1255, 1305, 2259, 2349, 2523, 3765, 3915, 4205, 6777, 7279, 7569, 11295, 11745, 12615, 20331, 21837, 22707, 33885, 36395, 37845, 65511, 68121, 101655, 109185, 113535, 196533, 211091, 327555, 340605, 589599, 633273, 982665, 1055455, 1899819, 2947995, 3166365, 5699457, 9499095, 17098371, 28497285, 85491855]

約数ペア:

[(1, 85491855), (3, 28497285), (5, 17098371), (9, 9499095), (15, 5699457), (27, 3166365), (29, 2947995), (45, 1899819), (81, 1055455), (87, 982665), (135, 633273), (145, 589599), (251, 340605), (261, 327555), (405, 211091), (435, 196533), (753, 113535), (783, 109185), (841, 101655), (1255, 68121), (1305, 65511), (2259, 37845), (2349, 36395), (2523, 33885), (3765, 22707), (3915, 21837), (4205, 20331), (6777, 12615), (7279, 11745), (7569, 11295)]