16159225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:369

約数の個数: 24

約数和(自身を含む): 21159360

約数和(自身を除く): 5000135

約数列:

[1, 5, 23, 25, 115, 157, 179, 575, 785, 895, 3611, 3925, 4117, 4475, 18055, 20585, 28103, 90275, 102925, 140515, 646369, 702575, 3231845, 16159225]

約数ペア:

[(1, 16159225), (5, 3231845), (23, 702575), (25, 646369), (115, 140515), (157, 102925), (179, 90275), (575, 28103), (785, 20585), (895, 18055), (3611, 4475), (3925, 4117)]