206666075

素因数分解:

$5^2\times 7^4\times {\mathrm{11}}^1\times {\mathrm{313}}^1$

素因数の和:362

約数の個数: 60

約数和(自身を含む): 327179208

約数和(自身を除く): 120513133

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 175, 245, 275, 313, 343, 385, 539, 1225, 1565, 1715, 1925, 2191, 2401, 2695, 3443, 3773, 7825, 8575, 10955, 12005, 13475, 15337, 17215, 18865, 24101, 26411, 54775, 60025, 76685, 86075, 94325, 107359, 120505, 132055, 168707, 383425, 536795, 602525, 660275, 751513, 843535, 1180949, 2683975, 3757565, 4217675, 5904745, 8266643, 18787825, 29523725, 41333215, 206666075]

約数ペア:

[(1, 206666075), (5, 41333215), (7, 29523725), (11, 18787825), (25, 8266643), (35, 5904745), (49, 4217675), (55, 3757565), (77, 2683975), (175, 1180949), (245, 843535), (275, 751513), (313, 660275), (343, 602525), (385, 536795), (539, 383425), (1225, 168707), (1565, 132055), (1715, 120505), (1925, 107359), (2191, 94325), (2401, 86075), (2695, 76685), (3443, 60025), (3773, 54775), (7825, 26411), (8575, 24101), (10955, 18865), (12005, 17215), (13475, 15337)]