25669140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{8731}}^1$

素因数の和:8757

約数の個数: 72

約数和(自身を含む): 83617632

約数和(自身を除く): 57948492

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, 8731, 17462, 26193, 34924, 43655, 52386, 61117, 87310, 104772, 122234, 130965, 174620, 183351, 244468, 261930, 305585, 366702, 427819, 523860, 611170, 733404, 855638, 916755, 1222340, 1283457, 1711276, 1833510, 2139095, 2566914, 3667020, 4278190, 5133828, 6417285, 8556380, 12834570, 25669140]

約数ペア:

[(1, 25669140), (2, 12834570), (3, 8556380), (4, 6417285), (5, 5133828), (6, 4278190), (7, 3667020), (10, 2566914), (12, 2139095), (14, 1833510), (15, 1711276), (20, 1283457), (21, 1222340), (28, 916755), (30, 855638), (35, 733404), (42, 611170), (49, 523860), (60, 427819), (70, 366702), (84, 305585), (98, 261930), (105, 244468), (140, 183351), (147, 174620), (196, 130965), (210, 122234), (245, 104772), (294, 87310), (420, 61117), (490, 52386), (588, 43655), (735, 34924), (980, 26193), (1470, 17462), (2940, 8731)]