7489220725

素因数分解:

$5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{2591}}^1$

素因数の和:2890

約数の個数: 48

約数和(自身を含む): 10799308800

約数和(自身を除く): 3310088075

約数列:

[1, 5, 7, 25, 35, 83, 175, 199, 415, 581, 995, 1393, 2075, 2591, 2905, 4975, 6965, 12955, 14525, 16517, 18137, 34825, 64775, 82585, 90685, 115619, 215053, 412925, 453425, 515609, 578095, 1075265, 1505371, 2578045, 2890475, 3609263, 5376325, 7526855, 12890225, 18046315, 37634275, 42795547, 90231575, 213977735, 299568829, 1069888675, 1497844145, 7489220725]

約数ペア:

[(1, 7489220725), (5, 1497844145), (7, 1069888675), (25, 299568829), (35, 213977735), (83, 90231575), (175, 42795547), (199, 37634275), (415, 18046315), (581, 12890225), (995, 7526855), (1393, 5376325), (2075, 3609263), (2591, 2890475), (2905, 2578045), (4975, 1505371), (6965, 1075265), (12955, 578095), (14525, 515609), (16517, 453425), (18137, 412925), (34825, 215053), (64775, 115619), (82585, 90685)]