129025060

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1493}}^1$

素因数の和:1680

約数の個数: 48

約数和(自身を含む): 282366000

約数和(自身を除く): 153340940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 149, 290, 298, 580, 596, 745, 1490, 1493, 2980, 2986, 4321, 5972, 7465, 8642, 14930, 17284, 21605, 29860, 43210, 43297, 86420, 86594, 173188, 216485, 222457, 432970, 444914, 865940, 889828, 1112285, 2224570, 4449140, 6451253, 12902506, 25805012, 32256265, 64512530, 129025060]

約数ペア:

[(1, 129025060), (2, 64512530), (4, 32256265), (5, 25805012), (10, 12902506), (20, 6451253), (29, 4449140), (58, 2224570), (116, 1112285), (145, 889828), (149, 865940), (290, 444914), (298, 432970), (580, 222457), (596, 216485), (745, 173188), (1490, 86594), (1493, 86420), (2980, 43297), (2986, 43210), (4321, 29860), (5972, 21605), (7465, 17284), (8642, 14930)]