1256228770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{1051}}^1$

素因数の和:1243

約数の個数: 64

約数和(自身を含む): 2454105600

約数和(自身を除く): 1197876830

約数列:

[1, 2, 5, 10, 17, 34, 79, 85, 89, 158, 170, 178, 395, 445, 790, 890, 1051, 1343, 1513, 2102, 2686, 3026, 5255, 6715, 7031, 7565, 10510, 13430, 14062, 15130, 17867, 35155, 35734, 70310, 83029, 89335, 93539, 119527, 166058, 178670, 187078, 239054, 415145, 467695, 597635, 830290, 935390, 1195270, 1411493, 1590163, 2822986, 3180326, 7057465, 7389581, 7950815, 14114930, 14779162, 15901630, 36947905, 73895810, 125622877, 251245754, 628114385, 1256228770]

約数ペア:

[(1, 1256228770), (2, 628114385), (5, 251245754), (10, 125622877), (17, 73895810), (34, 36947905), (79, 15901630), (85, 14779162), (89, 14114930), (158, 7950815), (170, 7389581), (178, 7057465), (395, 3180326), (445, 2822986), (790, 1590163), (890, 1411493), (1051, 1195270), (1343, 935390), (1513, 830290), (2102, 597635), (2686, 467695), (3026, 415145), (5255, 239054), (6715, 187078), (7031, 178670), (7565, 166058), (10510, 119527), (13430, 93539), (14062, 89335), (15130, 83029), (17867, 70310), (35155, 35734)]