25032420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19867}}^1$

素因数の和:19889

約数の個数: 72

約数和(自身を含む): 86783424

約数和(自身を除く): 61751004

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 19867, 39734, 59601, 79468, 99335, 119202, 139069, 178803, 198670, 238404, 278138, 298005, 357606, 397340, 417207, 556276, 596010, 695345, 715212, 834414, 894015, 1192020, 1251621, 1390690, 1668828, 1788030, 2086035, 2503242, 2781380, 3576060, 4172070, 5006484, 6258105, 8344140, 12516210, 25032420]

約数ペア:

[(1, 25032420), (2, 12516210), (3, 8344140), (4, 6258105), (5, 5006484), (6, 4172070), (7, 3576060), (9, 2781380), (10, 2503242), (12, 2086035), (14, 1788030), (15, 1668828), (18, 1390690), (20, 1251621), (21, 1192020), (28, 894015), (30, 834414), (35, 715212), (36, 695345), (42, 596010), (45, 556276), (60, 417207), (63, 397340), (70, 357606), (84, 298005), (90, 278138), (105, 238404), (126, 198670), (140, 178803), (180, 139069), (210, 119202), (252, 99335), (315, 79468), (420, 59601), (630, 39734), (1260, 19867)]