81775408

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 188487936

約数和(自身を除く): 106712528

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 103, 104, 143, 176, 206, 208, 286, 347, 412, 572, 694, 824, 1133, 1144, 1339, 1388, 1648, 2266, 2288, 2678, 2776, 3817, 4511, 4532, 5356, 5552, 7634, 9022, 9064, 10712, 14729, 15268, 18044, 18128, 21424, 29458, 30536, 35741, 36088, 49621, 58916, 61072, 71482, 72176, 99242, 117832, 142964, 198484, 235664, 285928, 393151, 396968, 464633, 571856, 786302, 793936, 929266, 1572604, 1858532, 3145208, 3717064, 5110963, 6290416, 7434128, 10221926, 20443852, 40887704, 81775408]

約数ペア:

[(1, 81775408), (2, 40887704), (4, 20443852), (8, 10221926), (11, 7434128), (13, 6290416), (16, 5110963), (22, 3717064), (26, 3145208), (44, 1858532), (52, 1572604), (88, 929266), (103, 793936), (104, 786302), (143, 571856), (176, 464633), (206, 396968), (208, 393151), (286, 285928), (347, 235664), (412, 198484), (572, 142964), (694, 117832), (824, 99242), (1133, 72176), (1144, 71482), (1339, 61072), (1388, 58916), (1648, 49621), (2266, 36088), (2288, 35741), (2678, 30536), (2776, 29458), (3817, 21424), (4511, 18128), (4532, 18044), (5356, 15268), (5552, 14729), (7634, 10712), (9022, 9064)]