201123872

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{809}}^1$

素因数の和:1293

約数の個数: 48

約数和(自身を含む): 420691320

約数和(自身を除く): 219567448

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 457, 544, 809, 914, 1618, 1828, 3236, 3656, 6472, 7312, 7769, 12944, 13753, 14624, 15538, 25888, 27506, 31076, 55012, 62152, 110024, 124304, 220048, 248608, 369713, 440096, 739426, 1478852, 2957704, 5915408, 6285121, 11830816, 12570242, 25140484, 50280968, 100561936, 201123872]

約数ペア:

[(1, 201123872), (2, 100561936), (4, 50280968), (8, 25140484), (16, 12570242), (17, 11830816), (32, 6285121), (34, 5915408), (68, 2957704), (136, 1478852), (272, 739426), (457, 440096), (544, 369713), (809, 248608), (914, 220048), (1618, 124304), (1828, 110024), (3236, 62152), (3656, 55012), (6472, 31076), (7312, 27506), (7769, 25888), (12944, 15538), (13753, 14624)]