163404800

素因数分解:

$2^{10}\times 5^2\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:534

約数の個数: 132

約数和(自身を含む): 437091816

約数和(自身を除く): 273687016

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 400, 416, 491, 512, 520, 640, 650, 800, 832, 982, 1024, 1040, 1280, 1300, 1600, 1664, 1964, 2080, 2455, 2560, 2600, 3200, 3328, 3928, 4160, 4910, 5120, 5200, 6383, 6400, 6656, 7856, 8320, 9820, 10400, 12275, 12766, 12800, 13312, 15712, 16640, 19640, 20800, 24550, 25532, 25600, 31424, 31915, 33280, 39280, 41600, 49100, 51064, 62848, 63830, 66560, 78560, 83200, 98200, 102128, 125696, 127660, 157120, 159575, 166400, 196400, 204256, 251392, 255320, 314240, 319150, 332800, 392800, 408512, 502784, 510640, 628480, 638300, 785600, 817024, 1021280, 1256960, 1276600, 1571200, 1634048, 2042560, 2513920, 2553200, 3142400, 3268096, 4085120, 5106400, 6284800, 6536192, 8170240, 10212800, 12569600, 16340480, 20425600, 32680960, 40851200, 81702400, 163404800]

約数ペア:

[(1, 163404800), (2, 81702400), (4, 40851200), (5, 32680960), (8, 20425600), (10, 16340480), (13, 12569600), (16, 10212800), (20, 8170240), (25, 6536192), (26, 6284800), (32, 5106400), (40, 4085120), (50, 3268096), (52, 3142400), (64, 2553200), (65, 2513920), (80, 2042560), (100, 1634048), (104, 1571200), (128, 1276600), (130, 1256960), (160, 1021280), (200, 817024), (208, 785600), (256, 638300), (260, 628480), (320, 510640), (325, 502784), (400, 408512), (416, 392800), (491, 332800), (512, 319150), (520, 314240), (640, 255320), (650, 251392), (800, 204256), (832, 196400), (982, 166400), (1024, 159575), (1040, 157120), (1280, 127660), (1300, 125696), (1600, 102128), (1664, 98200), (1964, 83200), (2080, 78560), (2455, 66560), (2560, 63830), (2600, 62848), (3200, 51064), (3328, 49100), (3928, 41600), (4160, 39280), (4910, 33280), (5120, 31915), (5200, 31424), (6383, 25600), (6400, 25532), (6656, 24550), (7856, 20800), (8320, 19640), (9820, 16640), (10400, 15712), (12275, 13312), (12766, 12800)]