205961470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1973}}^1$

素因数の和:2077

約数の個数: 64

約数和(自身を含む): 441733824

約数和(自身を除く): 235772354

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 73, 110, 130, 143, 146, 286, 365, 715, 730, 803, 949, 1430, 1606, 1898, 1973, 3946, 4015, 4745, 8030, 9490, 9865, 10439, 19730, 20878, 21703, 25649, 43406, 51298, 52195, 104390, 108515, 128245, 144029, 217030, 256490, 282139, 288058, 564278, 720145, 1410695, 1440290, 1584319, 1872377, 2821390, 3168638, 3744754, 7921595, 9361885, 15843190, 18723770, 20596147, 41192294, 102980735, 205961470]

約数ペア:

[(1, 205961470), (2, 102980735), (5, 41192294), (10, 20596147), (11, 18723770), (13, 15843190), (22, 9361885), (26, 7921595), (55, 3744754), (65, 3168638), (73, 2821390), (110, 1872377), (130, 1584319), (143, 1440290), (146, 1410695), (286, 720145), (365, 564278), (715, 288058), (730, 282139), (803, 256490), (949, 217030), (1430, 144029), (1606, 128245), (1898, 108515), (1973, 104390), (3946, 52195), (4015, 51298), (4745, 43406), (8030, 25649), (9490, 21703), (9865, 20878), (10439, 19730)]