68986816

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:581

約数の個数: 56

約数和(自身を含む): 146212560

約数和(自身を除く): 77225744

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 163, 272, 326, 389, 544, 652, 778, 1088, 1304, 1556, 2608, 2771, 3112, 5216, 5542, 6224, 6613, 10432, 11084, 12448, 13226, 22168, 24896, 26452, 44336, 52904, 63407, 88672, 105808, 126814, 177344, 211616, 253628, 423232, 507256, 1014512, 1077919, 2029024, 2155838, 4058048, 4311676, 8623352, 17246704, 34493408, 68986816]

約数ペア:

[(1, 68986816), (2, 34493408), (4, 17246704), (8, 8623352), (16, 4311676), (17, 4058048), (32, 2155838), (34, 2029024), (64, 1077919), (68, 1014512), (136, 507256), (163, 423232), (272, 253628), (326, 211616), (389, 177344), (544, 126814), (652, 105808), (778, 88672), (1088, 63407), (1304, 52904), (1556, 44336), (2608, 26452), (2771, 24896), (3112, 22168), (5216, 13226), (5542, 12448), (6224, 11084), (6613, 10432)]