31920350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8291}}^1$

素因数の和:8321

約数の個数: 48

約数和(自身を含む): 74030976

約数和(自身を除く): 42110626

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 770, 1925, 3850, 8291, 16582, 41455, 58037, 82910, 91201, 116074, 182402, 207275, 290185, 414550, 456005, 580370, 638407, 912010, 1276814, 1450925, 2280025, 2901850, 3192035, 4560050, 6384070, 15960175, 31920350]

約数ペア:

[(1, 31920350), (2, 15960175), (5, 6384070), (7, 4560050), (10, 3192035), (11, 2901850), (14, 2280025), (22, 1450925), (25, 1276814), (35, 912010), (50, 638407), (55, 580370), (70, 456005), (77, 414550), (110, 290185), (154, 207275), (175, 182402), (275, 116074), (350, 91201), (385, 82910), (550, 58037), (770, 41455), (1925, 16582), (3850, 8291)]