163961408

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4583}}^1$

素因数の和:4651

約数の個数: 56

約数和(自身を含む): 358615488

約数和(自身を除く): 194654080

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 172, 208, 344, 416, 559, 688, 832, 1118, 1376, 2236, 2752, 4472, 4583, 8944, 9166, 17888, 18332, 35776, 36664, 59579, 73328, 119158, 146656, 197069, 238316, 293312, 394138, 476632, 788276, 953264, 1576552, 1906528, 2561897, 3153104, 3813056, 5123794, 6306208, 10247588, 12612416, 20495176, 40990352, 81980704, 163961408]

約数ペア:

[(1, 163961408), (2, 81980704), (4, 40990352), (8, 20495176), (13, 12612416), (16, 10247588), (26, 6306208), (32, 5123794), (43, 3813056), (52, 3153104), (64, 2561897), (86, 1906528), (104, 1576552), (172, 953264), (208, 788276), (344, 476632), (416, 394138), (559, 293312), (688, 238316), (832, 197069), (1118, 146656), (1376, 119158), (2236, 73328), (2752, 59579), (4472, 36664), (4583, 35776), (8944, 18332), (9166, 17888)]