67691984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5431}}^1$

素因数の和:5499

約数の個数: 40

約数和(自身を含む): 141449280

約数和(自身を除く): 73757296

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 5431, 6232, 10862, 12464, 21724, 43448, 86896, 103189, 206378, 222671, 412756, 445342, 825512, 890684, 1651024, 1781368, 3562736, 4230749, 8461498, 16922996, 33845992, 67691984]

約数ペア:

[(1, 67691984), (2, 33845992), (4, 16922996), (8, 8461498), (16, 4230749), (19, 3562736), (38, 1781368), (41, 1651024), (76, 890684), (82, 825512), (152, 445342), (164, 412756), (304, 222671), (328, 206378), (656, 103189), (779, 86896), (1558, 43448), (3116, 21724), (5431, 12464), (6232, 10862)]