1520285775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{5347}}^1$

素因数の和:5600

約数の個数: 48

約数和(自身を含む): 2673828864

約数和(自身を除く): 1153543089

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 223, 255, 425, 669, 1115, 1275, 3345, 3791, 5347, 5575, 11373, 16041, 16725, 18955, 26735, 56865, 80205, 90899, 94775, 133675, 272697, 284325, 401025, 454495, 1192381, 1363485, 2272475, 3577143, 5961905, 6817425, 17885715, 20270477, 29809525, 60811431, 89428575, 101352385, 304057155, 506761925, 1520285775]

約数ペア:

[(1, 1520285775), (3, 506761925), (5, 304057155), (15, 101352385), (17, 89428575), (25, 60811431), (51, 29809525), (75, 20270477), (85, 17885715), (223, 6817425), (255, 5961905), (425, 3577143), (669, 2272475), (1115, 1363485), (1275, 1192381), (3345, 454495), (3791, 401025), (5347, 284325), (5575, 272697), (11373, 133675), (16041, 94775), (16725, 90899), (18955, 80205), (26735, 56865)]