78887240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4513}}^1$

素因数の和:4566

約数の個数: 64

約数和(自身を含む): 195004800

約数和(自身を除く): 116117560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 1748, 2185, 3496, 4370, 4513, 8740, 9026, 17480, 18052, 22565, 36104, 45130, 85747, 90260, 103799, 171494, 180520, 207598, 342988, 415196, 428735, 518995, 685976, 830392, 857470, 1037990, 1714940, 1972181, 2075980, 3429880, 3944362, 4151960, 7888724, 9860905, 15777448, 19721810, 39443620, 78887240]

約数ペア:

[(1, 78887240), (2, 39443620), (4, 19721810), (5, 15777448), (8, 9860905), (10, 7888724), (19, 4151960), (20, 3944362), (23, 3429880), (38, 2075980), (40, 1972181), (46, 1714940), (76, 1037990), (92, 857470), (95, 830392), (115, 685976), (152, 518995), (184, 428735), (190, 415196), (230, 342988), (380, 207598), (437, 180520), (460, 171494), (760, 103799), (874, 90260), (920, 85747), (1748, 45130), (2185, 36104), (3496, 22565), (4370, 18052), (4513, 17480), (8740, 9026)]