25421340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{60527}}^1$

素因数の和:60546

約数の個数: 48

約数和(自身を含む): 81349632

約数和(自身を除く): 55928292

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 60527, 121054, 181581, 242108, 302635, 363162, 423689, 605270, 726324, 847378, 907905, 1210540, 1271067, 1694756, 1815810, 2118445, 2542134, 3631620, 4236890, 5084268, 6355335, 8473780, 12710670, 25421340]

約数ペア:

[(1, 25421340), (2, 12710670), (3, 8473780), (4, 6355335), (5, 5084268), (6, 4236890), (7, 3631620), (10, 2542134), (12, 2118445), (14, 1815810), (15, 1694756), (20, 1271067), (21, 1210540), (28, 907905), (30, 847378), (35, 726324), (42, 605270), (60, 423689), (70, 363162), (84, 302635), (105, 242108), (140, 181581), (210, 121054), (420, 60527)]