207964900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{14543}}^1$

素因数の和:14581

約数の個数: 72

約数和(自身を含む): 530216064

約数和(自身を除く): 322251164

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 1100, 1300, 1430, 2860, 3575, 7150, 14300, 14543, 29086, 58172, 72715, 145430, 159973, 189059, 290860, 319946, 363575, 378118, 639892, 727150, 756236, 799865, 945295, 1454300, 1599730, 1890590, 2079649, 3199460, 3781180, 3999325, 4159298, 4726475, 7998650, 8318596, 9452950, 10398245, 15997300, 18905900, 20796490, 41592980, 51991225, 103982450, 207964900]

約数ペア:

[(1, 207964900), (2, 103982450), (4, 51991225), (5, 41592980), (10, 20796490), (11, 18905900), (13, 15997300), (20, 10398245), (22, 9452950), (25, 8318596), (26, 7998650), (44, 4726475), (50, 4159298), (52, 3999325), (55, 3781180), (65, 3199460), (100, 2079649), (110, 1890590), (130, 1599730), (143, 1454300), (220, 945295), (260, 799865), (275, 756236), (286, 727150), (325, 639892), (550, 378118), (572, 363575), (650, 319946), (715, 290860), (1100, 189059), (1300, 159973), (1430, 145430), (2860, 72715), (3575, 58172), (7150, 29086), (14300, 14543)]