25980780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{8837}}^1$

素因数の和:8863

約数の個数: 72

約数和(自身を含む): 84632688

約数和(自身を除く): 58651908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 8837, 17674, 26511, 35348, 44185, 53022, 61859, 88370, 106044, 123718, 132555, 176740, 185577, 247436, 265110, 309295, 371154, 433013, 530220, 618590, 742308, 866026, 927885, 1237180, 1299039, 1732052, 1855770, 2165065, 2598078, 3711540, 4330130, 5196156, 6495195, 8660260, 12990390, 25980780]

約数ペア:

[(1, 25980780), (2, 12990390), (3, 8660260), (4, 6495195), (5, 5196156), (6, 4330130), (7, 3711540), (10, 2598078), (12, 2165065), (14, 1855770), (15, 1732052), (20, 1299039), (21, 1237180), (28, 927885), (30, 866026), (35, 742308), (42, 618590), (49, 530220), (60, 433013), (70, 371154), (84, 309295), (98, 265110), (105, 247436), (140, 185577), (147, 176740), (196, 132555), (210, 123718), (245, 106044), (294, 88370), (420, 61859), (490, 53022), (588, 44185), (735, 35348), (980, 26511), (1470, 17674), (2940, 8837)]