20130161600

素因数分解:

$2^6\times 5^2\times {\mathrm{653}}^1\times {\mathrm{19267}}^1$

素因数の和:19942

約数の個数: 84

約数和(自身を含む): 49611207864

約数和(自身を除く): 29481046264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 653, 800, 1306, 1600, 2612, 3265, 5224, 6530, 10448, 13060, 16325, 19267, 20896, 26120, 32650, 38534, 41792, 52240, 65300, 77068, 96335, 104480, 130600, 154136, 192670, 208960, 261200, 308272, 385340, 481675, 522400, 616544, 770680, 963350, 1044800, 1233088, 1541360, 1926700, 3082720, 3853400, 6165440, 7706800, 12581351, 15413600, 25162702, 30827200, 50325404, 62906755, 100650808, 125813510, 201301616, 251627020, 314533775, 402603232, 503254040, 629067550, 805206464, 1006508080, 1258135100, 2013016160, 2516270200, 4026032320, 5032540400, 10065080800, 20130161600]

約数ペア:

[(1, 20130161600), (2, 10065080800), (4, 5032540400), (5, 4026032320), (8, 2516270200), (10, 2013016160), (16, 1258135100), (20, 1006508080), (25, 805206464), (32, 629067550), (40, 503254040), (50, 402603232), (64, 314533775), (80, 251627020), (100, 201301616), (160, 125813510), (200, 100650808), (320, 62906755), (400, 50325404), (653, 30827200), (800, 25162702), (1306, 15413600), (1600, 12581351), (2612, 7706800), (3265, 6165440), (5224, 3853400), (6530, 3082720), (10448, 1926700), (13060, 1541360), (16325, 1233088), (19267, 1044800), (20896, 963350), (26120, 770680), (32650, 616544), (38534, 522400), (41792, 481675), (52240, 385340), (65300, 308272), (77068, 261200), (96335, 208960), (104480, 192670), (130600, 154136)]