53320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:85

約数の個数: 32

約数和(自身を含む): 126720

約数和(自身を除く): 73400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 430, 620, 860, 1240, 1333, 1720, 2666, 5332, 6665, 10664, 13330, 26660, 53320]

約数ペア:

[(1, 53320), (2, 26660), (4, 13330), (5, 10664), (8, 6665), (10, 5332), (20, 2666), (31, 1720), (40, 1333), (43, 1240), (62, 860), (86, 620), (124, 430), (155, 344), (172, 310), (215, 248)]