85945725

素因数分解:

$3^3\times 5^2\times {\mathrm{157}}^1\times {\mathrm{811}}^1$

素因数の和:987

約数の個数: 48

約数和(自身を含む): 159087040

約数和(自身を除く): 73141315

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 157, 225, 471, 675, 785, 811, 1413, 2355, 2433, 3925, 4055, 4239, 7065, 7299, 11775, 12165, 20275, 21195, 21897, 35325, 36495, 60825, 105975, 109485, 127327, 182475, 381981, 547425, 636635, 1145943, 1909905, 3183175, 3437829, 5729715, 9549525, 17189145, 28648575, 85945725]

約数ペア:

[(1, 85945725), (3, 28648575), (5, 17189145), (9, 9549525), (15, 5729715), (25, 3437829), (27, 3183175), (45, 1909905), (75, 1145943), (135, 636635), (157, 547425), (225, 381981), (471, 182475), (675, 127327), (785, 109485), (811, 105975), (1413, 60825), (2355, 36495), (2433, 35325), (3925, 21897), (4055, 21195), (4239, 20275), (7065, 12165), (7299, 11775)]