51608920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{10663}}^1$

素因数の和:10696

約数の個数: 48

約数和(自身を含む): 127648080

約数和(自身を除く): 76039160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 10663, 21326, 42652, 53315, 85304, 106630, 117293, 213260, 234586, 426520, 469172, 586465, 938344, 1172930, 1290223, 2345860, 2580446, 4691720, 5160892, 6451115, 10321784, 12902230, 25804460, 51608920]

約数ペア:

[(1, 51608920), (2, 25804460), (4, 12902230), (5, 10321784), (8, 6451115), (10, 5160892), (11, 4691720), (20, 2580446), (22, 2345860), (40, 1290223), (44, 1172930), (55, 938344), (88, 586465), (110, 469172), (121, 426520), (220, 234586), (242, 213260), (440, 117293), (484, 106630), (605, 85304), (968, 53315), (1210, 42652), (2420, 21326), (4840, 10663)]