78325448

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{733}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 159402780

約数和(自身を除く): 81077332

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 361, 703, 722, 733, 1406, 1444, 1466, 2812, 2888, 2932, 5624, 5864, 13357, 13927, 26714, 27121, 27854, 53428, 54242, 55708, 106856, 108484, 111416, 216968, 264613, 515299, 529226, 1030598, 1058452, 2061196, 2116904, 4122392, 9790681, 19581362, 39162724, 78325448]

約数ペア:

[(1, 78325448), (2, 39162724), (4, 19581362), (8, 9790681), (19, 4122392), (37, 2116904), (38, 2061196), (74, 1058452), (76, 1030598), (148, 529226), (152, 515299), (296, 264613), (361, 216968), (703, 111416), (722, 108484), (733, 106856), (1406, 55708), (1444, 54242), (1466, 53428), (2812, 27854), (2888, 27121), (2932, 26714), (5624, 13927), (5864, 13357)]