25656420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3923}}^1$

素因数の和:4044

約数の個数: 48

約数和(自身を含む): 72515520

約数和(自身を除く): 46859100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 3270, 3923, 6540, 7846, 11769, 15692, 19615, 23538, 39230, 47076, 58845, 78460, 117690, 235380, 427607, 855214, 1282821, 1710428, 2138035, 2565642, 4276070, 5131284, 6414105, 8552140, 12828210, 25656420]

約数ペア:

[(1, 25656420), (2, 12828210), (3, 8552140), (4, 6414105), (5, 5131284), (6, 4276070), (10, 2565642), (12, 2138035), (15, 1710428), (20, 1282821), (30, 855214), (60, 427607), (109, 235380), (218, 117690), (327, 78460), (436, 58845), (545, 47076), (654, 39230), (1090, 23538), (1308, 19615), (1635, 15692), (2180, 11769), (3270, 7846), (3923, 6540)]