804454400

素因数分解:

$2^{16}\times 5^2\times {\mathrm{491}}^1$

素因数の和:533

約数の個数: 102

約数和(自身を含む): 1999094892

約数和(自身を除く): 1194640492

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, 16384, 19640, 20480, 24550, 25600, 31424, 32768, 39280, 40960, 49100, 51200, 62848, 65536, 78560, 81920, 98200, 102400, 125696, 157120, 163840, 196400, 204800, 251392, 314240, 327680, 392800, 409600, 502784, 628480, 785600, 819200, 1005568, 1256960, 1571200, 1638400, 2011136, 2513920, 3142400, 4022272, 5027840, 6284800, 8044544, 10055680, 12569600, 16089088, 20111360, 25139200, 32178176, 40222720, 50278400, 80445440, 100556800, 160890880, 201113600, 402227200, 804454400]

約数ペア:

[(1, 804454400), (2, 402227200), (4, 201113600), (5, 160890880), (8, 100556800), (10, 80445440), (16, 50278400), (20, 40222720), (25, 32178176), (32, 25139200), (40, 20111360), (50, 16089088), (64, 12569600), (80, 10055680), (100, 8044544), (128, 6284800), (160, 5027840), (200, 4022272), (256, 3142400), (320, 2513920), (400, 2011136), (491, 1638400), (512, 1571200), (640, 1256960), (800, 1005568), (982, 819200), (1024, 785600), (1280, 628480), (1600, 502784), (1964, 409600), (2048, 392800), (2455, 327680), (2560, 314240), (3200, 251392), (3928, 204800), (4096, 196400), (4910, 163840), (5120, 157120), (6400, 125696), (7856, 102400), (8192, 98200), (9820, 81920), (10240, 78560), (12275, 65536), (12800, 62848), (15712, 51200), (16384, 49100), (19640, 40960), (20480, 39280), (24550, 32768), (25600, 31424)]