204534225

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7639}}^1$

素因数の和:7679

約数の個数: 72

約数和(自身を含む): 443364480

約数和(自身を除く): 238830255

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 35, 45, 51, 63, 75, 85, 105, 119, 153, 175, 225, 255, 315, 357, 425, 525, 595, 765, 1071, 1275, 1575, 1785, 2975, 3825, 5355, 7639, 8925, 22917, 26775, 38195, 53473, 68751, 114585, 129863, 160419, 190975, 267365, 343755, 389589, 481257, 572925, 649315, 802095, 909041, 1168767, 1336825, 1718775, 1947945, 2406285, 2727123, 3246575, 4010475, 4545205, 5843835, 8181369, 9739725, 12031425, 13635615, 22726025, 29219175, 40906845, 68178075, 204534225]

約数ペア:

[(1, 204534225), (3, 68178075), (5, 40906845), (7, 29219175), (9, 22726025), (15, 13635615), (17, 12031425), (21, 9739725), (25, 8181369), (35, 5843835), (45, 4545205), (51, 4010475), (63, 3246575), (75, 2727123), (85, 2406285), (105, 1947945), (119, 1718775), (153, 1336825), (175, 1168767), (225, 909041), (255, 802095), (315, 649315), (357, 572925), (425, 481257), (525, 389589), (595, 343755), (765, 267365), (1071, 190975), (1275, 160419), (1575, 129863), (1785, 114585), (2975, 68751), (3825, 53473), (5355, 38195), (7639, 26775), (8925, 22917)]