68337568

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2693}}^1$

素因数の和:2777

約数の個数: 48

約数和(自身を含む): 147318696

約数和(自身を除く): 78981128

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 104, 122, 208, 244, 416, 488, 793, 976, 1586, 1952, 2693, 3172, 5386, 6344, 10772, 12688, 21544, 25376, 35009, 43088, 70018, 86176, 140036, 164273, 280072, 328546, 560144, 657092, 1120288, 1314184, 2135549, 2628368, 4271098, 5256736, 8542196, 17084392, 34168784, 68337568]

約数ペア:

[(1, 68337568), (2, 34168784), (4, 17084392), (8, 8542196), (13, 5256736), (16, 4271098), (26, 2628368), (32, 2135549), (52, 1314184), (61, 1120288), (104, 657092), (122, 560144), (208, 328546), (244, 280072), (416, 164273), (488, 140036), (793, 86176), (976, 70018), (1586, 43088), (1952, 35009), (2693, 25376), (3172, 21544), (5386, 12688), (6344, 10772)]