61391680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{27407}}^1$

素因数の和:27431

約数の個数: 56

約数和(自身を含む): 167079168

約数和(自身を除く): 105687488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 27407, 54814, 109628, 137035, 191849, 219256, 274070, 383698, 438512, 548140, 767396, 877024, 959245, 1096280, 1534792, 1754048, 1918490, 2192560, 3069584, 3836980, 4385120, 6139168, 7673960, 8770240, 12278336, 15347920, 30695840, 61391680]

約数ペア:

[(1, 61391680), (2, 30695840), (4, 15347920), (5, 12278336), (7, 8770240), (8, 7673960), (10, 6139168), (14, 4385120), (16, 3836980), (20, 3069584), (28, 2192560), (32, 1918490), (35, 1754048), (40, 1534792), (56, 1096280), (64, 959245), (70, 877024), (80, 767396), (112, 548140), (140, 438512), (160, 383698), (224, 274070), (280, 219256), (320, 191849), (448, 137035), (560, 109628), (1120, 54814), (2240, 27407)]