8945170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:179

約数の個数: 48

約数和(自身を含む): 17919360

約数和(自身を除く): 8974190

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 79, 130, 134, 158, 169, 335, 338, 395, 670, 790, 845, 871, 1027, 1690, 1742, 2054, 4355, 5135, 5293, 8710, 10270, 10586, 11323, 13351, 22646, 26465, 26702, 52930, 56615, 66755, 68809, 113230, 133510, 137618, 344045, 688090, 894517, 1789034, 4472585, 8945170]

約数ペア:

[(1, 8945170), (2, 4472585), (5, 1789034), (10, 894517), (13, 688090), (26, 344045), (65, 137618), (67, 133510), (79, 113230), (130, 68809), (134, 66755), (158, 56615), (169, 52930), (335, 26702), (338, 26465), (395, 22646), (670, 13351), (790, 11323), (845, 10586), (871, 10270), (1027, 8710), (1690, 5293), (1742, 5135), (2054, 4355)]