64538896

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4517}}^1$

素因数の和:4591

約数の個数: 40

約数和(自身を含む): 134455680

約数和(自身を除く): 69916784

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 188, 304, 376, 752, 893, 1786, 3572, 4517, 7144, 9034, 14288, 18068, 36136, 72272, 85823, 171646, 212299, 343292, 424598, 686584, 849196, 1373168, 1698392, 3396784, 4033681, 8067362, 16134724, 32269448, 64538896]

約数ペア:

[(1, 64538896), (2, 32269448), (4, 16134724), (8, 8067362), (16, 4033681), (19, 3396784), (38, 1698392), (47, 1373168), (76, 849196), (94, 686584), (152, 424598), (188, 343292), (304, 212299), (376, 171646), (752, 85823), (893, 72272), (1786, 36136), (3572, 18068), (4517, 14288), (7144, 9034)]