8133320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15641}}^1$

素因数の和:15665

約数の個数: 32

約数和(自身を含む): 19708920

約数和(自身を除く): 11575600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 15641, 31282, 62564, 78205, 125128, 156410, 203333, 312820, 406666, 625640, 813332, 1016665, 1626664, 2033330, 4066660, 8133320]

約数ペア:

[(1, 8133320), (2, 4066660), (4, 2033330), (5, 1626664), (8, 1016665), (10, 813332), (13, 625640), (20, 406666), (26, 312820), (40, 203333), (52, 156410), (65, 125128), (104, 78205), (130, 62564), (260, 31282), (520, 15641)]