74905145

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{131}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 113249664

約数和(自身を除く): 38344519

約数列:

[1, 5, 7, 17, 31, 35, 85, 119, 131, 155, 217, 527, 595, 655, 917, 961, 1085, 2227, 2635, 3689, 4061, 4585, 4805, 6727, 11135, 15589, 16337, 18445, 20305, 28427, 33635, 69037, 77945, 81685, 114359, 125891, 142135, 345185, 483259, 571795, 629455, 881237, 2140147, 2416295, 4406185, 10700735, 14981029, 74905145]

約数ペア:

[(1, 74905145), (5, 14981029), (7, 10700735), (17, 4406185), (31, 2416295), (35, 2140147), (85, 881237), (119, 629455), (131, 571795), (155, 483259), (217, 345185), (527, 142135), (595, 125891), (655, 114359), (917, 81685), (961, 77945), (1085, 69037), (2227, 33635), (2635, 28427), (3689, 20305), (4061, 18445), (4585, 16337), (4805, 15589), (6727, 11135)]