68812160

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1361}}^1$

素因数の和:1459

約数の個数: 64

約数和(自身を含む): 166708800

約数和(自身を除く): 97896640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 316, 320, 395, 632, 640, 790, 1264, 1361, 1580, 2528, 2722, 3160, 5056, 5444, 6320, 6805, 10112, 10888, 12640, 13610, 21776, 25280, 27220, 43552, 50560, 54440, 87104, 107519, 108880, 174208, 215038, 217760, 430076, 435520, 537595, 860152, 871040, 1075190, 1720304, 2150380, 3440608, 4300760, 6881216, 8601520, 13762432, 17203040, 34406080, 68812160]

約数ペア:

[(1, 68812160), (2, 34406080), (4, 17203040), (5, 13762432), (8, 8601520), (10, 6881216), (16, 4300760), (20, 3440608), (32, 2150380), (40, 1720304), (64, 1075190), (79, 871040), (80, 860152), (128, 537595), (158, 435520), (160, 430076), (316, 217760), (320, 215038), (395, 174208), (632, 108880), (640, 107519), (790, 87104), (1264, 54440), (1361, 50560), (1580, 43552), (2528, 27220), (2722, 25280), (3160, 21776), (5056, 13610), (5444, 12640), (6320, 10888), (6805, 10112)]