31817786390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1543}}^1\times {\mathrm{158621}}^1$

素因数の和:160184

約数の個数: 32

約数和(自身を含む): 61717916736

約数和(自身を除く): 29900130346

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1543, 3086, 7715, 15430, 20059, 40118, 100295, 158621, 200590, 317242, 793105, 1586210, 2062073, 4124146, 10310365, 20620730, 244752203, 489504406, 1223761015, 2447522030, 3181778639, 6363557278, 15908893195, 31817786390]

約数ペア:

[(1, 31817786390), (2, 15908893195), (5, 6363557278), (10, 3181778639), (13, 2447522030), (26, 1223761015), (65, 489504406), (130, 244752203), (1543, 20620730), (3086, 10310365), (7715, 4124146), (15430, 2062073), (20059, 1586210), (40118, 793105), (100295, 317242), (158621, 200590)]