64638584

素因数分解:

$2^3\times {\mathrm{149}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 123066000

約数和(自身を除く): 58427416

約数列:

[1, 2, 4, 8, 149, 211, 257, 298, 422, 514, 596, 844, 1028, 1192, 1688, 2056, 31439, 38293, 54227, 62878, 76586, 108454, 125756, 153172, 216908, 251512, 306344, 433816, 8079823, 16159646, 32319292, 64638584]

約数ペア:

[(1, 64638584), (2, 32319292), (4, 16159646), (8, 8079823), (149, 433816), (211, 306344), (257, 251512), (298, 216908), (422, 153172), (514, 125756), (596, 108454), (844, 76586), (1028, 62878), (1192, 54227), (1688, 38293), (2056, 31439)]