65689688

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{3299}}^1$

素因数の和:3455

約数の個数: 32

約数和(自身を含む): 130680000

約数和(自身を除く): 64990312

約数列:

[1, 2, 4, 8, 19, 38, 76, 131, 152, 262, 524, 1048, 2489, 3299, 4978, 6598, 9956, 13196, 19912, 26392, 62681, 125362, 250724, 432169, 501448, 864338, 1728676, 3457352, 8211211, 16422422, 32844844, 65689688]

約数ペア:

[(1, 65689688), (2, 32844844), (4, 16422422), (8, 8211211), (19, 3457352), (38, 1728676), (76, 864338), (131, 501448), (152, 432169), (262, 250724), (524, 125362), (1048, 62681), (2489, 26392), (3299, 19912), (4978, 13196), (6598, 9956)]