221569843825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1721}}^1\times {\mathrm{27539}}^1$

素因数の和:29298

約数の個数: 48

約数和(自身を含む): 317550300480

約数和(自身を除く): 95980456655

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 935, 1721, 4675, 8605, 18931, 27539, 29257, 43025, 94655, 137695, 146285, 302929, 321827, 468163, 473275, 688475, 731425, 1514645, 1609135, 2340815, 5149793, 7573225, 8045675, 11704075, 25748965, 47394619, 128744825, 236973095, 521340809, 805708523, 1184865475, 2606704045, 4028542615, 8862793753, 13033520225, 20142713075, 44313968765, 221569843825]

約数ペア:

[(1, 221569843825), (5, 44313968765), (11, 20142713075), (17, 13033520225), (25, 8862793753), (55, 4028542615), (85, 2606704045), (187, 1184865475), (275, 805708523), (425, 521340809), (935, 236973095), (1721, 128744825), (4675, 47394619), (8605, 25748965), (18931, 11704075), (27539, 8045675), (29257, 7573225), (43025, 5149793), (94655, 2340815), (137695, 1609135), (146285, 1514645), (302929, 731425), (321827, 688475), (468163, 473275)]