100556800

素因数分解:

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

素因数の和:527

約数の個数: 84

約数和(自身を含む): 249873516

約数和(自身を除く): 149316716

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 491, 512, 640, 800, 982, 1024, 1280, 1600, 1964, 2048, 2455, 2560, 3200, 3928, 4096, 4910, 5120, 6400, 7856, 8192, 9820, 10240, 12275, 12800, 15712, 19640, 20480, 24550, 25600, 31424, 39280, 40960, 49100, 51200, 62848, 78560, 98200, 102400, 125696, 157120, 196400, 204800, 251392, 314240, 392800, 502784, 628480, 785600, 1005568, 1256960, 1571200, 2011136, 2513920, 3142400, 4022272, 5027840, 6284800, 10055680, 12569600, 20111360, 25139200, 50278400, 100556800]

約数ペア:

[(1, 100556800), (2, 50278400), (4, 25139200), (5, 20111360), (8, 12569600), (10, 10055680), (16, 6284800), (20, 5027840), (25, 4022272), (32, 3142400), (40, 2513920), (50, 2011136), (64, 1571200), (80, 1256960), (100, 1005568), (128, 785600), (160, 628480), (200, 502784), (256, 392800), (320, 314240), (400, 251392), (491, 204800), (512, 196400), (640, 157120), (800, 125696), (982, 102400), (1024, 98200), (1280, 78560), (1600, 62848), (1964, 51200), (2048, 49100), (2455, 40960), (2560, 39280), (3200, 31424), (3928, 25600), (4096, 24550), (4910, 20480), (5120, 19640), (6400, 15712), (7856, 12800), (8192, 12275), (9820, 10240)]