64878976

素因数分解:

$2^7\times {\mathrm{389}}^1\times {\mathrm{1303}}^1$

素因数の和:1706

約数の個数: 32

約数和(自身を含む): 129682800

約数和(自身を除く): 64803824

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 389, 778, 1303, 1556, 2606, 3112, 5212, 6224, 10424, 12448, 20848, 24896, 41696, 49792, 83392, 166784, 506867, 1013734, 2027468, 4054936, 8109872, 16219744, 32439488, 64878976]

約数ペア:

[(1, 64878976), (2, 32439488), (4, 16219744), (8, 8109872), (16, 4054936), (32, 2027468), (64, 1013734), (128, 506867), (389, 166784), (778, 83392), (1303, 49792), (1556, 41696), (2606, 24896), (3112, 20848), (5212, 12448), (6224, 10424)]