66463072

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{811}}^1$

素因数の和:1031

約数の個数: 48

約数和(自身を含む): 141804432

約数和(自身を除く): 75341360

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 197, 208, 394, 416, 788, 811, 1576, 1622, 2561, 3152, 3244, 5122, 6304, 6488, 10244, 10543, 12976, 20488, 21086, 25952, 40976, 42172, 81952, 84344, 159767, 168688, 319534, 337376, 639068, 1278136, 2076971, 2556272, 4153942, 5112544, 8307884, 16615768, 33231536, 66463072]

約数ペア:

[(1, 66463072), (2, 33231536), (4, 16615768), (8, 8307884), (13, 5112544), (16, 4153942), (26, 2556272), (32, 2076971), (52, 1278136), (104, 639068), (197, 337376), (208, 319534), (394, 168688), (416, 159767), (788, 84344), (811, 81952), (1576, 42172), (1622, 40976), (2561, 25952), (3152, 21086), (3244, 20488), (5122, 12976), (6304, 10543), (6488, 10244)]