25520960

素因数分解:

$2^6\times 5^1\times {\mathrm{173}}^1\times {\mathrm{461}}^1$

素因数の和:651

約数の個数: 56

約数和(自身を含む): 61255656

約数和(自身を除く): 35734696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 173, 320, 346, 461, 692, 865, 922, 1384, 1730, 1844, 2305, 2768, 3460, 3688, 4610, 5536, 6920, 7376, 9220, 11072, 13840, 14752, 18440, 27680, 29504, 36880, 55360, 73760, 79753, 147520, 159506, 319012, 398765, 638024, 797530, 1276048, 1595060, 2552096, 3190120, 5104192, 6380240, 12760480, 25520960]

約数ペア:

[(1, 25520960), (2, 12760480), (4, 6380240), (5, 5104192), (8, 3190120), (10, 2552096), (16, 1595060), (20, 1276048), (32, 797530), (40, 638024), (64, 398765), (80, 319012), (160, 159506), (173, 147520), (320, 79753), (346, 73760), (461, 55360), (692, 36880), (865, 29504), (922, 27680), (1384, 18440), (1730, 14752), (1844, 13840), (2305, 11072), (2768, 9220), (3460, 7376), (3688, 6920), (4610, 5536)]