210546275

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 290793888

約数和(自身を除く): 80247613

約数列:

[1, 5, 17, 25, 41, 43, 85, 205, 215, 281, 425, 697, 731, 1025, 1075, 1405, 1763, 3485, 3655, 4777, 7025, 8815, 11521, 12083, 17425, 18275, 23885, 29971, 44075, 57605, 60415, 119425, 149855, 195857, 205411, 288025, 302075, 495403, 749275, 979285, 1027055, 2477015, 4896425, 5135275, 8421851, 12385075, 42109255, 210546275]

約数ペア:

[(1, 210546275), (5, 42109255), (17, 12385075), (25, 8421851), (41, 5135275), (43, 4896425), (85, 2477015), (205, 1027055), (215, 979285), (281, 749275), (425, 495403), (697, 302075), (731, 288025), (1025, 205411), (1075, 195857), (1405, 149855), (1763, 119425), (3485, 60415), (3655, 57605), (4777, 44075), (7025, 29971), (8815, 23885), (11521, 18275), (12083, 17425)]