129247025

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{14321}}^1$

素因数の和:14369

約数の個数: 18

約数和(自身を含む): 169157142

約数和(自身を除く): 39910117

約数列:

[1, 5, 19, 25, 95, 361, 475, 1805, 9025, 14321, 71605, 272099, 358025, 1360495, 5169881, 6802475, 25849405, 129247025]

約数ペア:

[(1, 129247025), (5, 25849405), (19, 6802475), (25, 5169881), (95, 1360495), (361, 358025), (475, 272099), (1805, 71605), (9025, 14321)]