78650728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{751}}^1$

素因数の和:842

約数の個数: 64

約数和(自身を含む): 170553600

約数和(自身を除く): 91902872

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 53, 76, 104, 106, 152, 212, 247, 424, 494, 689, 751, 988, 1007, 1378, 1502, 1976, 2014, 2756, 3004, 4028, 5512, 6008, 8056, 9763, 13091, 14269, 19526, 26182, 28538, 39052, 39803, 52364, 57076, 78104, 79606, 104728, 114152, 159212, 185497, 318424, 370994, 517439, 741988, 756257, 1034878, 1483976, 1512514, 2069756, 3025028, 4139512, 6050056, 9831341, 19662682, 39325364, 78650728]

約数ペア:

[(1, 78650728), (2, 39325364), (4, 19662682), (8, 9831341), (13, 6050056), (19, 4139512), (26, 3025028), (38, 2069756), (52, 1512514), (53, 1483976), (76, 1034878), (104, 756257), (106, 741988), (152, 517439), (212, 370994), (247, 318424), (424, 185497), (494, 159212), (689, 114152), (751, 104728), (988, 79606), (1007, 78104), (1378, 57076), (1502, 52364), (1976, 39803), (2014, 39052), (2756, 28538), (3004, 26182), (4028, 19526), (5512, 14269), (6008, 13091), (8056, 9763)]