16650205

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 24801840

約数和(自身を除く): 8151635

約数列:

[1, 5, 11, 13, 29, 55, 65, 73, 121, 143, 145, 319, 365, 377, 605, 715, 803, 949, 1573, 1595, 1885, 2117, 3509, 4015, 4147, 4745, 7865, 8833, 10439, 10585, 17545, 20735, 23287, 27521, 44165, 45617, 52195, 114829, 116435, 137605, 228085, 256157, 302731, 574145, 1280785, 1513655, 3330041, 16650205]

約数ペア:

[(1, 16650205), (5, 3330041), (11, 1513655), (13, 1280785), (29, 574145), (55, 302731), (65, 256157), (73, 228085), (121, 137605), (143, 116435), (145, 114829), (319, 52195), (365, 45617), (377, 44165), (605, 27521), (715, 23287), (803, 20735), (949, 17545), (1573, 10585), (1595, 10439), (1885, 8833), (2117, 7865), (3509, 4745), (4015, 4147)]