86191280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{153913}}^1$

素因数の和:153933

約数の個数: 40

約数和(自身を含む): 229024032

約数和(自身を除く): 142832752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 153913, 307826, 615652, 769565, 1077391, 1231304, 1539130, 2154782, 2462608, 3078260, 4309564, 5386955, 6156520, 8619128, 10773910, 12313040, 17238256, 21547820, 43095640, 86191280]

約数ペア:

[(1, 86191280), (2, 43095640), (4, 21547820), (5, 17238256), (7, 12313040), (8, 10773910), (10, 8619128), (14, 6156520), (16, 5386955), (20, 4309564), (28, 3078260), (35, 2462608), (40, 2154782), (56, 1539130), (70, 1231304), (80, 1077391), (112, 769565), (140, 615652), (280, 307826), (560, 153913)]