175368520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{82721}}^1$

素因数の和:82785

約数の個数: 32

約数和(自身を含む): 402028920

約数和(自身を除く): 226660400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 82721, 165442, 330884, 413605, 661768, 827210, 1654420, 3308840, 4384213, 8768426, 17536852, 21921065, 35073704, 43842130, 87684260, 175368520]

約数ペア:

[(1, 175368520), (2, 87684260), (4, 43842130), (5, 35073704), (8, 21921065), (10, 17536852), (20, 8768426), (40, 4384213), (53, 3308840), (106, 1654420), (212, 827210), (265, 661768), (424, 413605), (530, 330884), (1060, 165442), (2120, 82721)]