25443985

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 38782800

約数和(自身を除く): 13338815

約数列:

[1, 5, 7, 17, 35, 41, 49, 85, 119, 149, 205, 245, 287, 595, 697, 745, 833, 1043, 1435, 2009, 2533, 3485, 4165, 4879, 5215, 6109, 7301, 10045, 12665, 17731, 24395, 30545, 34153, 36505, 42763, 88655, 103853, 124117, 170765, 213815, 299341, 519265, 620585, 726971, 1496705, 3634855, 5088797, 25443985]

約数ペア:

[(1, 25443985), (5, 5088797), (7, 3634855), (17, 1496705), (35, 726971), (41, 620585), (49, 519265), (85, 299341), (119, 213815), (149, 170765), (205, 124117), (245, 103853), (287, 88655), (595, 42763), (697, 36505), (745, 34153), (833, 30545), (1043, 24395), (1435, 17731), (2009, 12665), (2533, 10045), (3485, 7301), (4165, 6109), (4879, 5215)]