68673885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1187}}^1$

素因数の和:1250

約数の個数: 64

約数和(自身を含む): 136857600

約数和(自身を除く): 68183715

約数列:

[1, 3, 5, 7, 15, 19, 21, 29, 35, 57, 87, 95, 105, 133, 145, 203, 285, 399, 435, 551, 609, 665, 1015, 1187, 1653, 1995, 2755, 3045, 3561, 3857, 5935, 8265, 8309, 11571, 17805, 19285, 22553, 24927, 34423, 41545, 57855, 67659, 103269, 112765, 124635, 157871, 172115, 240961, 338295, 473613, 516345, 654037, 722883, 789355, 1204805, 1962111, 2368065, 3270185, 3614415, 4578259, 9810555, 13734777, 22891295, 68673885]

約数ペア:

[(1, 68673885), (3, 22891295), (5, 13734777), (7, 9810555), (15, 4578259), (19, 3614415), (21, 3270185), (29, 2368065), (35, 1962111), (57, 1204805), (87, 789355), (95, 722883), (105, 654037), (133, 516345), (145, 473613), (203, 338295), (285, 240961), (399, 172115), (435, 157871), (551, 124635), (609, 112765), (665, 103269), (1015, 67659), (1187, 57855), (1653, 41545), (1995, 34423), (2755, 24927), (3045, 22553), (3561, 19285), (3857, 17805), (5935, 11571), (8265, 8309)]