64289168

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:495

約数の個数: 40

約数和(自身を含む): 126971040

約数和(自身を除く): 62681872

約数列:

[1, 2, 4, 8, 16, 137, 139, 211, 274, 278, 422, 548, 556, 844, 1096, 1112, 1688, 2192, 2224, 3376, 19043, 28907, 29329, 38086, 57814, 58658, 76172, 115628, 117316, 152344, 231256, 234632, 304688, 462512, 469264, 4018073, 8036146, 16072292, 32144584, 64289168]

約数ペア:

[(1, 64289168), (2, 32144584), (4, 16072292), (8, 8036146), (16, 4018073), (137, 469264), (139, 462512), (211, 304688), (274, 234632), (278, 231256), (422, 152344), (548, 117316), (556, 115628), (844, 76172), (1096, 58658), (1112, 57814), (1688, 38086), (2192, 29329), (2224, 28907), (3376, 19043)]