87497090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{1049}}^1$

素因数の和:1514

約数の個数: 32

約数和(自身を含む): 166320000

約数和(自身を除く): 78822910

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 439, 878, 1049, 2098, 2195, 4390, 5245, 8341, 10490, 16682, 19931, 39862, 41705, 83410, 99655, 199310, 460511, 921022, 2302555, 4605110, 8749709, 17499418, 43748545, 87497090]

約数ペア:

[(1, 87497090), (2, 43748545), (5, 17499418), (10, 8749709), (19, 4605110), (38, 2302555), (95, 921022), (190, 460511), (439, 199310), (878, 99655), (1049, 83410), (2098, 41705), (2195, 39862), (4390, 19931), (5245, 16682), (8341, 10490)]