77880912

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:540

約数の個数: 80

約数和(自身を含む): 208528320

約数和(自身を除く): 130647408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 97, 129, 172, 194, 258, 291, 344, 388, 389, 516, 582, 688, 776, 778, 1032, 1164, 1167, 1552, 1556, 2064, 2328, 2334, 3112, 4171, 4656, 4668, 6224, 8342, 9336, 12513, 16684, 16727, 18672, 25026, 33368, 33454, 37733, 50052, 50181, 66736, 66908, 75466, 100104, 100362, 113199, 133816, 150932, 200208, 200724, 226398, 267632, 301864, 401448, 452796, 603728, 802896, 905592, 1622519, 1811184, 3245038, 4867557, 6490076, 9735114, 12980152, 19470228, 25960304, 38940456, 77880912]

約数ペア:

[(1, 77880912), (2, 38940456), (3, 25960304), (4, 19470228), (6, 12980152), (8, 9735114), (12, 6490076), (16, 4867557), (24, 3245038), (43, 1811184), (48, 1622519), (86, 905592), (97, 802896), (129, 603728), (172, 452796), (194, 401448), (258, 301864), (291, 267632), (344, 226398), (388, 200724), (389, 200208), (516, 150932), (582, 133816), (688, 113199), (776, 100362), (778, 100104), (1032, 75466), (1164, 66908), (1167, 66736), (1552, 50181), (1556, 50052), (2064, 37733), (2328, 33454), (2334, 33368), (3112, 25026), (4171, 18672), (4656, 16727), (4668, 16684), (6224, 12513), (8342, 9336)]