81587488

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{3191}}^1$

素因数の和:3265

約数の個数: 48

約数和(自身を含む): 173746944

約数和(自身を除く): 92159456

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 47, 68, 94, 136, 188, 272, 376, 544, 752, 799, 1504, 1598, 3191, 3196, 6382, 6392, 12764, 12784, 25528, 25568, 51056, 54247, 102112, 108494, 149977, 216988, 299954, 433976, 599908, 867952, 1199816, 1735904, 2399632, 2549609, 4799264, 5099218, 10198436, 20396872, 40793744, 81587488]

約数ペア:

[(1, 81587488), (2, 40793744), (4, 20396872), (8, 10198436), (16, 5099218), (17, 4799264), (32, 2549609), (34, 2399632), (47, 1735904), (68, 1199816), (94, 867952), (136, 599908), (188, 433976), (272, 299954), (376, 216988), (544, 149977), (752, 108494), (799, 102112), (1504, 54247), (1598, 51056), (3191, 25568), (3196, 25528), (6382, 12784), (6392, 12764)]