20143725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 42068736

約数和(自身を除く): 21925011

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 37, 51, 61, 75, 85, 105, 111, 119, 175, 183, 185, 255, 259, 305, 357, 425, 427, 525, 555, 595, 629, 777, 915, 925, 1037, 1275, 1281, 1295, 1525, 1785, 1887, 2135, 2257, 2775, 2975, 3111, 3145, 3885, 4403, 4575, 5185, 6405, 6475, 6771, 7259, 8925, 9435, 10675, 11285, 13209, 15555, 15725, 15799, 19425, 21777, 22015, 25925, 32025, 33855, 36295, 38369, 47175, 47397, 56425, 66045, 77775, 78995, 108885, 110075, 115107, 169275, 181475, 191845, 236985, 268583, 330225, 394975, 544425, 575535, 805749, 959225, 1184925, 1342915, 2877675, 4028745, 6714575, 20143725]

約数ペア:

[(1, 20143725), (3, 6714575), (5, 4028745), (7, 2877675), (15, 1342915), (17, 1184925), (21, 959225), (25, 805749), (35, 575535), (37, 544425), (51, 394975), (61, 330225), (75, 268583), (85, 236985), (105, 191845), (111, 181475), (119, 169275), (175, 115107), (183, 110075), (185, 108885), (255, 78995), (259, 77775), (305, 66045), (357, 56425), (425, 47397), (427, 47175), (525, 38369), (555, 36295), (595, 33855), (629, 32025), (777, 25925), (915, 22015), (925, 21777), (1037, 19425), (1275, 15799), (1281, 15725), (1295, 15555), (1525, 13209), (1785, 11285), (1887, 10675), (2135, 9435), (2257, 8925), (2775, 7259), (2975, 6771), (3111, 6475), (3145, 6405), (3885, 5185), (4403, 4575)]