671017280

素因数分解:

$2^6\times 5^1\times {\mathrm{89}}^1\times {\mathrm{23561}}^1$

素因数の和:23667

約数の個数: 56

約数和(自身を含む): 1615881960

約数和(自身を除く): 944864680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 160, 178, 320, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 5696, 7120, 14240, 23561, 28480, 47122, 94244, 117805, 188488, 235610, 376976, 471220, 753952, 942440, 1507904, 1884880, 2096929, 3769760, 4193858, 7539520, 8387716, 10484645, 16775432, 20969290, 33550864, 41938580, 67101728, 83877160, 134203456, 167754320, 335508640, 671017280]

約数ペア:

[(1, 671017280), (2, 335508640), (4, 167754320), (5, 134203456), (8, 83877160), (10, 67101728), (16, 41938580), (20, 33550864), (32, 20969290), (40, 16775432), (64, 10484645), (80, 8387716), (89, 7539520), (160, 4193858), (178, 3769760), (320, 2096929), (356, 1884880), (445, 1507904), (712, 942440), (890, 753952), (1424, 471220), (1780, 376976), (2848, 235610), (3560, 188488), (5696, 117805), (7120, 94244), (14240, 47122), (23561, 28480)]