72711650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1811}}^1$

素因数の和:1907

約数の個数: 48

約数和(自身を含む): 149642208

約数和(自身を除く): 76930558

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 73, 110, 146, 275, 365, 550, 730, 803, 1606, 1811, 1825, 3622, 3650, 4015, 8030, 9055, 18110, 19921, 20075, 39842, 40150, 45275, 90550, 99605, 132203, 199210, 264406, 498025, 661015, 996050, 1322030, 1454233, 2908466, 3305075, 6610150, 7271165, 14542330, 36355825, 72711650]

約数ペア:

[(1, 72711650), (2, 36355825), (5, 14542330), (10, 7271165), (11, 6610150), (22, 3305075), (25, 2908466), (50, 1454233), (55, 1322030), (73, 996050), (110, 661015), (146, 498025), (275, 264406), (365, 199210), (550, 132203), (730, 99605), (803, 90550), (1606, 45275), (1811, 40150), (1825, 39842), (3622, 20075), (3650, 19921), (4015, 18110), (8030, 9055)]