156977728

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{647}}^1$

素因数の和:899

約数の個数: 56

約数和(自身を含む): 331817472

約数和(自身を除く): 174839744

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 223, 272, 446, 544, 647, 892, 1088, 1294, 1784, 2588, 3568, 3791, 5176, 7136, 7582, 10352, 10999, 14272, 15164, 20704, 21998, 30328, 41408, 43996, 60656, 87992, 121312, 144281, 175984, 242624, 288562, 351968, 577124, 703936, 1154248, 2308496, 2452777, 4616992, 4905554, 9233984, 9811108, 19622216, 39244432, 78488864, 156977728]

約数ペア:

[(1, 156977728), (2, 78488864), (4, 39244432), (8, 19622216), (16, 9811108), (17, 9233984), (32, 4905554), (34, 4616992), (64, 2452777), (68, 2308496), (136, 1154248), (223, 703936), (272, 577124), (446, 351968), (544, 288562), (647, 242624), (892, 175984), (1088, 144281), (1294, 121312), (1784, 87992), (2588, 60656), (3568, 43996), (3791, 41408), (5176, 30328), (7136, 21998), (7582, 20704), (10352, 15164), (10999, 14272)]