163034240

素因数分解:

$2^7\times 5^1\times {\mathrm{254741}}^1$

素因数の和:254760

約数の個数: 32

約数和(自身を含む): 389755260

約数和(自身を除く): 226721020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 254741, 509482, 1018964, 1273705, 2037928, 2547410, 4075856, 5094820, 8151712, 10189640, 16303424, 20379280, 32606848, 40758560, 81517120, 163034240]

約数ペア:

[(1, 163034240), (2, 81517120), (4, 40758560), (5, 32606848), (8, 20379280), (10, 16303424), (16, 10189640), (20, 8151712), (32, 5094820), (40, 4075856), (64, 2547410), (80, 2037928), (128, 1273705), (160, 1018964), (320, 509482), (640, 254741)]