208410400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^2\times {\mathrm{2153}}^1$

素因数の和:2195

約数の個数: 108

約数和(自身を含む): 559499346

約数和(自身を除く): 351088946

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 121, 160, 176, 200, 220, 242, 275, 352, 400, 440, 484, 550, 605, 800, 880, 968, 1100, 1210, 1760, 1936, 2153, 2200, 2420, 3025, 3872, 4306, 4400, 4840, 6050, 8612, 8800, 9680, 10765, 12100, 17224, 19360, 21530, 23683, 24200, 34448, 43060, 47366, 48400, 53825, 68896, 86120, 94732, 96800, 107650, 118415, 172240, 189464, 215300, 236830, 260513, 344480, 378928, 430600, 473660, 521026, 592075, 757856, 861200, 947320, 1042052, 1184150, 1302565, 1722400, 1894640, 2084104, 2368300, 2605130, 3789280, 4168208, 4736600, 5210260, 6512825, 8336416, 9473200, 10420520, 13025650, 18946400, 20841040, 26051300, 41682080, 52102600, 104205200, 208410400]

約数ペア:

[(1, 208410400), (2, 104205200), (4, 52102600), (5, 41682080), (8, 26051300), (10, 20841040), (11, 18946400), (16, 13025650), (20, 10420520), (22, 9473200), (25, 8336416), (32, 6512825), (40, 5210260), (44, 4736600), (50, 4168208), (55, 3789280), (80, 2605130), (88, 2368300), (100, 2084104), (110, 1894640), (121, 1722400), (160, 1302565), (176, 1184150), (200, 1042052), (220, 947320), (242, 861200), (275, 757856), (352, 592075), (400, 521026), (440, 473660), (484, 430600), (550, 378928), (605, 344480), (800, 260513), (880, 236830), (968, 215300), (1100, 189464), (1210, 172240), (1760, 118415), (1936, 107650), (2153, 96800), (2200, 94732), (2420, 86120), (3025, 68896), (3872, 53825), (4306, 48400), (4400, 47366), (4840, 43060), (6050, 34448), (8612, 24200), (8800, 23683), (9680, 21530), (10765, 19360), (12100, 17224)]