163066240

素因数分解:

$2^7\times 5^1\times {\mathrm{254791}}^1$

素因数の和:254810

約数の個数: 32

約数和(自身を含む): 389831760

約数和(自身を除く): 226765520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 254791, 509582, 1019164, 1273955, 2038328, 2547910, 4076656, 5095820, 8153312, 10191640, 16306624, 20383280, 32613248, 40766560, 81533120, 163066240]

約数ペア:

[(1, 163066240), (2, 81533120), (4, 40766560), (5, 32613248), (8, 20383280), (10, 16306624), (16, 10191640), (20, 8153312), (32, 5095820), (40, 4076656), (64, 2547910), (80, 2038328), (128, 1273955), (160, 1019164), (320, 509582), (640, 254791)]