27682900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:649

約数の個数: 72

約数和(自身を含む): 69745536

約数和(自身を除く): 42062636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 140, 142, 175, 284, 350, 355, 497, 557, 700, 710, 994, 1114, 1420, 1775, 1988, 2228, 2485, 2785, 3550, 3899, 4970, 5570, 7100, 7798, 9940, 11140, 12425, 13925, 15596, 19495, 24850, 27850, 38990, 39547, 49700, 55700, 77980, 79094, 97475, 158188, 194950, 197735, 276829, 389900, 395470, 553658, 790940, 988675, 1107316, 1384145, 1977350, 2768290, 3954700, 5536580, 6920725, 13841450, 27682900]

約数ペア:

[(1, 27682900), (2, 13841450), (4, 6920725), (5, 5536580), (7, 3954700), (10, 2768290), (14, 1977350), (20, 1384145), (25, 1107316), (28, 988675), (35, 790940), (50, 553658), (70, 395470), (71, 389900), (100, 276829), (140, 197735), (142, 194950), (175, 158188), (284, 97475), (350, 79094), (355, 77980), (497, 55700), (557, 49700), (700, 39547), (710, 38990), (994, 27850), (1114, 24850), (1420, 19495), (1775, 15596), (1988, 13925), (2228, 12425), (2485, 11140), (2785, 9940), (3550, 7798), (3899, 7100), (4970, 5570)]