27739270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 56689920

約数和(自身を除く): 28950650

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 73, 74, 79, 130, 146, 158, 185, 365, 370, 395, 481, 730, 790, 949, 962, 1027, 1898, 2054, 2405, 2701, 2923, 4745, 4810, 5135, 5402, 5767, 5846, 9490, 10270, 11534, 13505, 14615, 27010, 28835, 29230, 35113, 37999, 57670, 70226, 74971, 75998, 149942, 175565, 189995, 213379, 351130, 374855, 379990, 426758, 749710, 1066895, 2133790, 2773927, 5547854, 13869635, 27739270]

約数ペア:

[(1, 27739270), (2, 13869635), (5, 5547854), (10, 2773927), (13, 2133790), (26, 1066895), (37, 749710), (65, 426758), (73, 379990), (74, 374855), (79, 351130), (130, 213379), (146, 189995), (158, 175565), (185, 149942), (365, 75998), (370, 74971), (395, 70226), (481, 57670), (730, 37999), (790, 35113), (949, 29230), (962, 28835), (1027, 27010), (1898, 14615), (2054, 13505), (2405, 11534), (2701, 10270), (2923, 9490), (4745, 5846), (4810, 5767), (5135, 5402)]