77785890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28493}}^1$

素因数の和:28523

約数の個数: 64

約数和(自身を含む): 229775616

約数和(自身を除く): 151989726

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 28493, 56986, 85479, 142465, 170958, 199451, 284930, 370409, 398902, 427395, 598353, 740818, 854790, 997255, 1111227, 1196706, 1852045, 1994510, 2222454, 2592863, 2991765, 3704090, 5185726, 5556135, 5983530, 7778589, 11112270, 12964315, 15557178, 25928630, 38892945, 77785890]

約数ペア:

[(1, 77785890), (2, 38892945), (3, 25928630), (5, 15557178), (6, 12964315), (7, 11112270), (10, 7778589), (13, 5983530), (14, 5556135), (15, 5185726), (21, 3704090), (26, 2991765), (30, 2592863), (35, 2222454), (39, 1994510), (42, 1852045), (65, 1196706), (70, 1111227), (78, 997255), (91, 854790), (105, 740818), (130, 598353), (182, 427395), (195, 398902), (210, 370409), (273, 284930), (390, 199451), (455, 170958), (546, 142465), (910, 85479), (1365, 56986), (2730, 28493)]