20161394930

素因数分解:

$2^1\times 5^1\times {\mathrm{31307}}^1\times {\mathrm{64399}}^1$

素因数の和:95713

約数の個数: 16

約数和(自身を含む): 36292233600

約数和(自身を除く): 16130838670

約数列:

[1, 2, 5, 10, 31307, 62614, 64399, 128798, 156535, 313070, 321995, 643990, 2016139493, 4032278986, 10080697465, 20161394930]

約数ペア:

[(1, 20161394930), (2, 10080697465), (5, 4032278986), (10, 2016139493), (31307, 643990), (62614, 321995), (64399, 313070), (128798, 156535)]