20161332075

素因数分解:

$3^1\times 5^2\times {\mathrm{181}}^1\times {\mathrm{857}}^1\times {\mathrm{1733}}^1$

素因数の和:2784

約数の個数: 48

約数和(自身を含む): 33576038496

約数和(自身を除く): 13414706421

約数列:

[1, 3, 5, 15, 25, 75, 181, 543, 857, 905, 1733, 2571, 2715, 4285, 4525, 5199, 8665, 12855, 13575, 21425, 25995, 43325, 64275, 129975, 155117, 313673, 465351, 775585, 941019, 1485181, 1568365, 2326755, 3877925, 4455543, 4705095, 7425905, 7841825, 11633775, 22277715, 23525475, 37129525, 111388575, 268817761, 806453283, 1344088805, 4032266415, 6720444025, 20161332075]

約数ペア:

[(1, 20161332075), (3, 6720444025), (5, 4032266415), (15, 1344088805), (25, 806453283), (75, 268817761), (181, 111388575), (543, 37129525), (857, 23525475), (905, 22277715), (1733, 11633775), (2571, 7841825), (2715, 7425905), (4285, 4705095), (4525, 4455543), (5199, 3877925), (8665, 2326755), (12855, 1568365), (13575, 1485181), (21425, 941019), (25995, 775585), (43325, 465351), (64275, 313673), (129975, 155117)]