79995850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3931}}^1$

素因数の和:3991

約数の個数: 48

約数和(自身を含む): 166748256

約数和(自身を除く): 86752406

約数列:

[1, 2, 5, 10, 11, 22, 25, 37, 50, 55, 74, 110, 185, 275, 370, 407, 550, 814, 925, 1850, 2035, 3931, 4070, 7862, 10175, 19655, 20350, 39310, 43241, 86482, 98275, 145447, 196550, 216205, 290894, 432410, 727235, 1081025, 1454470, 1599917, 2162050, 3199834, 3636175, 7272350, 7999585, 15999170, 39997925, 79995850]

約数ペア:

[(1, 79995850), (2, 39997925), (5, 15999170), (10, 7999585), (11, 7272350), (22, 3636175), (25, 3199834), (37, 2162050), (50, 1599917), (55, 1454470), (74, 1081025), (110, 727235), (185, 432410), (275, 290894), (370, 216205), (407, 196550), (550, 145447), (814, 98275), (925, 86482), (1850, 43241), (2035, 39310), (3931, 20350), (4070, 19655), (7862, 10175)]