66846976

素因数分解:

$2^8\times 7^2\times {\mathrm{73}}^2$

素因数の和:176

約数の個数: 81

約数和(自身を含む): 157373181

約数和(自身を除く): 90526205

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 73, 98, 112, 128, 146, 196, 224, 256, 292, 392, 448, 511, 584, 784, 896, 1022, 1168, 1568, 1792, 2044, 2336, 3136, 3577, 4088, 4672, 5329, 6272, 7154, 8176, 9344, 10658, 12544, 14308, 16352, 18688, 21316, 28616, 32704, 37303, 42632, 57232, 65408, 74606, 85264, 114464, 130816, 149212, 170528, 228928, 261121, 298424, 341056, 457856, 522242, 596848, 682112, 915712, 1044484, 1193696, 1364224, 2088968, 2387392, 4177936, 4774784, 8355872, 9549568, 16711744, 33423488, 66846976]

約数ペア:

[(1, 66846976), (2, 33423488), (4, 16711744), (7, 9549568), (8, 8355872), (14, 4774784), (16, 4177936), (28, 2387392), (32, 2088968), (49, 1364224), (56, 1193696), (64, 1044484), (73, 915712), (98, 682112), (112, 596848), (128, 522242), (146, 457856), (196, 341056), (224, 298424), (256, 261121), (292, 228928), (392, 170528), (448, 149212), (511, 130816), (584, 114464), (784, 85264), (896, 74606), (1022, 65408), (1168, 57232), (1568, 42632), (1792, 37303), (2044, 32704), (2336, 28616), (3136, 21316), (3577, 18688), (4088, 16352), (4672, 14308), (5329, 12544), (6272, 10658), (7154, 9344)]