20145207225

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{81667}}^1$

素因数の和:81727

約数の個数: 96

約数和(自身を含む): 40831386624

約数和(自身を除く): 20686179399

約数列:

[1, 3, 5, 11, 13, 15, 23, 25, 33, 39, 55, 65, 69, 75, 115, 143, 165, 195, 253, 275, 299, 325, 345, 429, 575, 715, 759, 825, 897, 975, 1265, 1495, 1725, 2145, 3289, 3575, 3795, 4485, 6325, 7475, 9867, 10725, 16445, 18975, 22425, 49335, 81667, 82225, 245001, 246675, 408335, 898337, 1061671, 1225005, 1878341, 2041675, 2695011, 3185013, 4491685, 5308355, 5635023, 6125025, 9391705, 11678381, 13475055, 15925065, 20661751, 22458425, 24418433, 26541775, 28175115, 35035143, 46958525, 58391905, 61985253, 67375275, 73255299, 79625325, 103308755, 122092165, 140875575, 175175715, 268602763, 291959525, 309926265, 366276495, 516543775, 610460825, 805808289, 875878575, 1343013815, 1549631325, 1831382475, 4029041445, 6715069075, 20145207225]

約数ペア:

[(1, 20145207225), (3, 6715069075), (5, 4029041445), (11, 1831382475), (13, 1549631325), (15, 1343013815), (23, 875878575), (25, 805808289), (33, 610460825), (39, 516543775), (55, 366276495), (65, 309926265), (69, 291959525), (75, 268602763), (115, 175175715), (143, 140875575), (165, 122092165), (195, 103308755), (253, 79625325), (275, 73255299), (299, 67375275), (325, 61985253), (345, 58391905), (429, 46958525), (575, 35035143), (715, 28175115), (759, 26541775), (825, 24418433), (897, 22458425), (975, 20661751), (1265, 15925065), (1495, 13475055), (1725, 11678381), (2145, 9391705), (3289, 6125025), (3575, 5635023), (3795, 5308355), (4485, 4491685), (6325, 3185013), (7475, 2695011), (9867, 2041675), (10725, 1878341), (16445, 1225005), (18975, 1061671), (22425, 898337), (49335, 408335), (81667, 246675), (82225, 245001)]