164155120

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:398

約数の個数: 80

約数和(自身を含む): 390832128

約数和(自身を除く): 226677008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 127, 151, 214, 254, 302, 428, 508, 535, 604, 635, 755, 856, 1016, 1070, 1208, 1270, 1510, 1712, 2032, 2140, 2416, 2540, 3020, 4280, 5080, 6040, 8560, 10160, 12080, 13589, 16157, 19177, 27178, 32314, 38354, 54356, 64628, 67945, 76708, 80785, 95885, 108712, 129256, 135890, 153416, 161570, 191770, 217424, 258512, 271780, 306832, 323140, 383540, 543560, 646280, 767080, 1087120, 1292560, 1534160, 2051939, 4103878, 8207756, 10259695, 16415512, 20519390, 32831024, 41038780, 82077560, 164155120]

約数ペア:

[(1, 164155120), (2, 82077560), (4, 41038780), (5, 32831024), (8, 20519390), (10, 16415512), (16, 10259695), (20, 8207756), (40, 4103878), (80, 2051939), (107, 1534160), (127, 1292560), (151, 1087120), (214, 767080), (254, 646280), (302, 543560), (428, 383540), (508, 323140), (535, 306832), (604, 271780), (635, 258512), (755, 217424), (856, 191770), (1016, 161570), (1070, 153416), (1208, 135890), (1270, 129256), (1510, 108712), (1712, 95885), (2032, 80785), (2140, 76708), (2416, 67945), (2540, 64628), (3020, 54356), (4280, 38354), (5080, 32314), (6040, 27178), (8560, 19177), (10160, 16157), (12080, 13589)]