87102890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{177761}}^1$

素因数の和:177782

約数の個数: 24

約数和(自身を含む): 182383812

約数和(自身を除く): 95280922

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 177761, 355522, 888805, 1244327, 1777610, 2488654, 6221635, 8710289, 12443270, 17420578, 43551445, 87102890]

約数ペア:

[(1, 87102890), (2, 43551445), (5, 17420578), (7, 12443270), (10, 8710289), (14, 6221635), (35, 2488654), (49, 1777610), (70, 1244327), (98, 888805), (245, 355522), (490, 177761)]