157887920

素因数分解:

$2^4\times 5^1\times {\mathrm{383}}^1\times {\mathrm{5153}}^1$

素因数の和:5549

約数の個数: 40

約数和(自身を含む): 368119296

約数和(自身を除く): 210231376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 383, 766, 1532, 1915, 3064, 3830, 5153, 6128, 7660, 10306, 15320, 20612, 25765, 30640, 41224, 51530, 82448, 103060, 206120, 412240, 1973599, 3947198, 7894396, 9867995, 15788792, 19735990, 31577584, 39471980, 78943960, 157887920]

約数ペア:

[(1, 157887920), (2, 78943960), (4, 39471980), (5, 31577584), (8, 19735990), (10, 15788792), (16, 9867995), (20, 7894396), (40, 3947198), (80, 1973599), (383, 412240), (766, 206120), (1532, 103060), (1915, 82448), (3064, 51530), (3830, 41224), (5153, 30640), (6128, 25765), (7660, 20612), (10306, 15320)]