25243260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{60103}}^1$

素因数の和:60122

約数の個数: 48

約数和(自身を含む): 80779776

約数和(自身を除く): 55536516

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, 60103, 120206, 180309, 240412, 300515, 360618, 420721, 601030, 721236, 841442, 901545, 1202060, 1262163, 1682884, 1803090, 2103605, 2524326, 3606180, 4207210, 5048652, 6310815, 8414420, 12621630, 25243260]

約数ペア:

[(1, 25243260), (2, 12621630), (3, 8414420), (4, 6310815), (5, 5048652), (6, 4207210), (7, 3606180), (10, 2524326), (12, 2103605), (14, 1803090), (15, 1682884), (20, 1262163), (21, 1202060), (28, 901545), (30, 841442), (35, 721236), (42, 601030), (60, 420721), (70, 360618), (84, 300515), (105, 240412), (140, 180309), (210, 120206), (420, 60103)]