80728544

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4513}}^1$

素因数の和:4579

約数の個数: 48

約数和(自身を含む): 175179312

約数和(自身を除く): 94450768

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1376, 2236, 4472, 4513, 8944, 9026, 17888, 18052, 36104, 58669, 72208, 117338, 144416, 194059, 234676, 388118, 469352, 776236, 938704, 1552472, 1877408, 2522767, 3104944, 5045534, 6209888, 10091068, 20182136, 40364272, 80728544]

約数ペア:

[(1, 80728544), (2, 40364272), (4, 20182136), (8, 10091068), (13, 6209888), (16, 5045534), (26, 3104944), (32, 2522767), (43, 1877408), (52, 1552472), (86, 938704), (104, 776236), (172, 469352), (208, 388118), (344, 234676), (416, 194059), (559, 144416), (688, 117338), (1118, 72208), (1376, 58669), (2236, 36104), (4472, 18052), (4513, 17888), (8944, 9026)]