40375205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 54104064

約数和(自身を除く): 13728859

約数列:

[1, 5, 13, 65, 67, 73, 127, 335, 365, 635, 871, 949, 1651, 4355, 4745, 4891, 8255, 8509, 9271, 24455, 42545, 46355, 63583, 110617, 120523, 317915, 553085, 602615, 621157, 3105785, 8075041, 40375205]

約数ペア:

[(1, 40375205), (5, 8075041), (13, 3105785), (65, 621157), (67, 602615), (73, 553085), (127, 317915), (335, 120523), (365, 110617), (635, 63583), (871, 46355), (949, 42545), (1651, 24455), (4355, 9271), (4745, 8509), (4891, 8255)]