104897920

素因数分解:

$2^7\times 5^1\times {\mathrm{251}}^1\times {\mathrm{653}}^1$

素因数の和:923

約数の個数: 64

約数和(自身を含む): 252156240

約数和(自身を除く): 147258320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 251, 320, 502, 640, 653, 1004, 1255, 1306, 2008, 2510, 2612, 3265, 4016, 5020, 5224, 6530, 8032, 10040, 10448, 13060, 16064, 20080, 20896, 26120, 32128, 40160, 41792, 52240, 80320, 83584, 104480, 160640, 163903, 208960, 327806, 417920, 655612, 819515, 1311224, 1639030, 2622448, 3278060, 5244896, 6556120, 10489792, 13112240, 20979584, 26224480, 52448960, 104897920]

約数ペア:

[(1, 104897920), (2, 52448960), (4, 26224480), (5, 20979584), (8, 13112240), (10, 10489792), (16, 6556120), (20, 5244896), (32, 3278060), (40, 2622448), (64, 1639030), (80, 1311224), (128, 819515), (160, 655612), (251, 417920), (320, 327806), (502, 208960), (640, 163903), (653, 160640), (1004, 104480), (1255, 83584), (1306, 80320), (2008, 52240), (2510, 41792), (2612, 40160), (3265, 32128), (4016, 26120), (5020, 20896), (5224, 20080), (6530, 16064), (8032, 13060), (10040, 10448)]