66989512

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{863}}^1$

素因数の和:1213

約数の個数: 32

約数和(自身を含む): 130222080

約数和(自身を除く): 63232568

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 313, 626, 863, 1252, 1726, 2504, 3452, 6904, 9703, 19406, 26753, 38812, 53506, 77624, 107012, 214024, 270119, 540238, 1080476, 2160952, 8373689, 16747378, 33494756, 66989512]

約数ペア:

[(1, 66989512), (2, 33494756), (4, 16747378), (8, 8373689), (31, 2160952), (62, 1080476), (124, 540238), (248, 270119), (313, 214024), (626, 107012), (863, 77624), (1252, 53506), (1726, 38812), (2504, 26753), (3452, 19406), (6904, 9703)]