333320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 808920

約数和(自身を除く): 475600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 641, 1282, 2564, 3205, 5128, 6410, 8333, 12820, 16666, 25640, 33332, 41665, 66664, 83330, 166660, 333320]

約数ペア:

[(1, 333320), (2, 166660), (4, 83330), (5, 66664), (8, 41665), (10, 33332), (13, 25640), (20, 16666), (26, 12820), (40, 8333), (52, 6410), (65, 5128), (104, 3205), (130, 2564), (260, 1282), (520, 641)]