164590730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{127}}^1\times {\mathrm{359}}^1$

素因数の和:531

約数の個数: 48

約数和(自身を含む): 316016640

約数和(自身を除く): 151425910

約数列:

[1, 2, 5, 10, 19, 38, 95, 127, 190, 254, 359, 361, 635, 718, 722, 1270, 1795, 1805, 2413, 3590, 3610, 4826, 6821, 12065, 13642, 24130, 34105, 45593, 45847, 68210, 91186, 91694, 129599, 227965, 229235, 259198, 455930, 458470, 647995, 866267, 1295990, 1732534, 4331335, 8662670, 16459073, 32918146, 82295365, 164590730]

約数ペア:

[(1, 164590730), (2, 82295365), (5, 32918146), (10, 16459073), (19, 8662670), (38, 4331335), (95, 1732534), (127, 1295990), (190, 866267), (254, 647995), (359, 458470), (361, 455930), (635, 259198), (718, 229235), (722, 227965), (1270, 129599), (1795, 91694), (1805, 91186), (2413, 68210), (3590, 45847), (3610, 45593), (4826, 34105), (6821, 24130), (12065, 13642)]