141781280

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{21613}}^1$

素因数の和:21669

約数の個数: 48

約数和(自身を含む): 343143864

約数和(自身を除く): 201362584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 21613, 43226, 86452, 108065, 172904, 216130, 345808, 432260, 691616, 864520, 886133, 1729040, 1772266, 3458080, 3544532, 4430665, 7089064, 8861330, 14178128, 17722660, 28356256, 35445320, 70890640, 141781280]

約数ペア:

[(1, 141781280), (2, 70890640), (4, 35445320), (5, 28356256), (8, 17722660), (10, 14178128), (16, 8861330), (20, 7089064), (32, 4430665), (40, 3544532), (41, 3458080), (80, 1772266), (82, 1729040), (160, 886133), (164, 864520), (205, 691616), (328, 432260), (410, 345808), (656, 216130), (820, 172904), (1312, 108065), (1640, 86452), (3280, 43226), (6560, 21613)]