80617280

素因数分解:

$2^6\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1319}}^1$

素因数の和:1527

約数の個数: 56

約数和(自身を含む): 193121280

約数和(自身を除く): 112504000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 191, 320, 382, 764, 955, 1319, 1528, 1910, 2638, 3056, 3820, 5276, 6112, 6595, 7640, 10552, 12224, 13190, 15280, 21104, 26380, 30560, 42208, 52760, 61120, 84416, 105520, 211040, 251929, 422080, 503858, 1007716, 1259645, 2015432, 2519290, 4030864, 5038580, 8061728, 10077160, 16123456, 20154320, 40308640, 80617280]

約数ペア:

[(1, 80617280), (2, 40308640), (4, 20154320), (5, 16123456), (8, 10077160), (10, 8061728), (16, 5038580), (20, 4030864), (32, 2519290), (40, 2015432), (64, 1259645), (80, 1007716), (160, 503858), (191, 422080), (320, 251929), (382, 211040), (764, 105520), (955, 84416), (1319, 61120), (1528, 52760), (1910, 42208), (2638, 30560), (3056, 26380), (3820, 21104), (5276, 15280), (6112, 13190), (6595, 12224), (7640, 10552)]