68123380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{547}}^1$

素因数の和:1048

約数の個数: 48

約数和(自身を含む): 154667520

約数和(自身を除く): 86544140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 479, 547, 958, 1094, 1916, 2188, 2395, 2735, 4790, 5470, 6227, 7111, 9580, 10940, 12454, 14222, 24908, 28444, 31135, 35555, 62270, 71110, 124540, 142220, 262013, 524026, 1048052, 1310065, 2620130, 3406169, 5240260, 6812338, 13624676, 17030845, 34061690, 68123380]

約数ペア:

[(1, 68123380), (2, 34061690), (4, 17030845), (5, 13624676), (10, 6812338), (13, 5240260), (20, 3406169), (26, 2620130), (52, 1310065), (65, 1048052), (130, 524026), (260, 262013), (479, 142220), (547, 124540), (958, 71110), (1094, 62270), (1916, 35555), (2188, 31135), (2395, 28444), (2735, 24908), (4790, 14222), (5470, 12454), (6227, 10940), (7111, 9580)]