90777128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 191600640

約数和(自身を除く): 100823512

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 53, 86, 104, 106, 172, 212, 344, 383, 424, 559, 689, 766, 1118, 1378, 1532, 2236, 2279, 2756, 3064, 4472, 4558, 4979, 5512, 9116, 9958, 16469, 18232, 19916, 20299, 29627, 32938, 39832, 40598, 59254, 65876, 81196, 118508, 131752, 162392, 214097, 237016, 263887, 428194, 527774, 856388, 872857, 1055548, 1712776, 1745714, 2111096, 3491428, 6982856, 11347141, 22694282, 45388564, 90777128]

約数ペア:

[(1, 90777128), (2, 45388564), (4, 22694282), (8, 11347141), (13, 6982856), (26, 3491428), (43, 2111096), (52, 1745714), (53, 1712776), (86, 1055548), (104, 872857), (106, 856388), (172, 527774), (212, 428194), (344, 263887), (383, 237016), (424, 214097), (559, 162392), (689, 131752), (766, 118508), (1118, 81196), (1378, 65876), (1532, 59254), (2236, 40598), (2279, 39832), (2756, 32938), (3064, 29627), (4472, 20299), (4558, 19916), (4979, 18232), (5512, 16469), (9116, 9958)]