200973728

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{647}}^1$

素因数の和:1245

約数の個数: 48

約数和(自身を含む): 420323904

約数和(自身を除く): 219350176

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 571, 647, 1142, 1294, 2284, 2588, 4568, 5176, 9136, 9707, 10352, 10999, 18272, 19414, 20704, 21998, 38828, 43996, 77656, 87992, 155312, 175984, 310624, 351968, 369437, 738874, 1477748, 2955496, 5910992, 6280429, 11821984, 12560858, 25121716, 50243432, 100486864, 200973728]

約数ペア:

[(1, 200973728), (2, 100486864), (4, 50243432), (8, 25121716), (16, 12560858), (17, 11821984), (32, 6280429), (34, 5910992), (68, 2955496), (136, 1477748), (272, 738874), (544, 369437), (571, 351968), (647, 310624), (1142, 175984), (1294, 155312), (2284, 87992), (2588, 77656), (4568, 43996), (5176, 38828), (9136, 21998), (9707, 20704), (10352, 19414), (10999, 18272)]