26198590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 54468288

約数和(自身を除く): 28269698

約数列:

[1, 2, 5, 10, 11, 22, 37, 41, 55, 74, 82, 110, 157, 185, 205, 314, 370, 407, 410, 451, 785, 814, 902, 1517, 1570, 1727, 2035, 2255, 3034, 3454, 4070, 4510, 5809, 6437, 7585, 8635, 11618, 12874, 15170, 16687, 17270, 29045, 32185, 33374, 58090, 63899, 64370, 70807, 83435, 127798, 141614, 166870, 238169, 319495, 354035, 476338, 638990, 708070, 1190845, 2381690, 2619859, 5239718, 13099295, 26198590]

約数ペア:

[(1, 26198590), (2, 13099295), (5, 5239718), (10, 2619859), (11, 2381690), (22, 1190845), (37, 708070), (41, 638990), (55, 476338), (74, 354035), (82, 319495), (110, 238169), (157, 166870), (185, 141614), (205, 127798), (314, 83435), (370, 70807), (407, 64370), (410, 63899), (451, 58090), (785, 33374), (814, 32185), (902, 29045), (1517, 17270), (1570, 16687), (1727, 15170), (2035, 12874), (2255, 11618), (3034, 8635), (3454, 7585), (4070, 6437), (4510, 5809)]