66876976

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:581

約数の個数: 40

約数和(自身を含む): 132441920

約数和(自身を除く): 65564944

約数列:

[1, 2, 4, 8, 16, 79, 157, 158, 314, 316, 337, 628, 632, 674, 1256, 1264, 1348, 2512, 2696, 5392, 12403, 24806, 26623, 49612, 52909, 53246, 99224, 105818, 106492, 198448, 211636, 212984, 423272, 425968, 846544, 4179811, 8359622, 16719244, 33438488, 66876976]

約数ペア:

[(1, 66876976), (2, 33438488), (4, 16719244), (8, 8359622), (16, 4179811), (79, 846544), (157, 425968), (158, 423272), (314, 212984), (316, 211636), (337, 198448), (628, 106492), (632, 105818), (674, 99224), (1256, 53246), (1264, 52909), (1348, 49612), (2512, 26623), (2696, 24806), (5392, 12403)]