78815044

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:617

約数の個数: 72

約数和(自身を含む): 177619904

約数和(自身を除く): 98804860

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 121, 154, 172, 242, 301, 308, 473, 484, 541, 602, 847, 946, 1082, 1204, 1694, 1892, 2164, 3311, 3388, 3787, 5203, 5951, 6622, 7574, 10406, 11902, 13244, 15148, 20812, 23263, 23804, 36421, 41657, 46526, 65461, 72842, 83314, 93052, 130922, 145684, 162841, 166628, 255893, 261844, 325682, 458227, 511786, 651364, 916454, 1023572, 1791251, 1832908, 2814823, 3582502, 5629646, 7165004, 11259292, 19703761, 39407522, 78815044]

約数ペア:

[(1, 78815044), (2, 39407522), (4, 19703761), (7, 11259292), (11, 7165004), (14, 5629646), (22, 3582502), (28, 2814823), (43, 1832908), (44, 1791251), (77, 1023572), (86, 916454), (121, 651364), (154, 511786), (172, 458227), (242, 325682), (301, 261844), (308, 255893), (473, 166628), (484, 162841), (541, 145684), (602, 130922), (847, 93052), (946, 83314), (1082, 72842), (1204, 65461), (1694, 46526), (1892, 41657), (2164, 36421), (3311, 23804), (3388, 23263), (3787, 20812), (5203, 15148), (5951, 13244), (6622, 11902), (7574, 10406)]