227771570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{56519}}^1$

素因数の和:56570

約数の個数: 32

約数和(自身を含む): 455777280

約数和(自身を除く): 228005710

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 56519, 113038, 282595, 565190, 734747, 1469494, 1752089, 3504178, 3673735, 7347470, 8760445, 17520890, 22777157, 45554314, 113885785, 227771570]

約数ペア:

[(1, 227771570), (2, 113885785), (5, 45554314), (10, 22777157), (13, 17520890), (26, 8760445), (31, 7347470), (62, 3673735), (65, 3504178), (130, 1752089), (155, 1469494), (310, 734747), (403, 565190), (806, 282595), (2015, 113038), (4030, 56519)]