81694976

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{433}}^1$

素因数の和:527

約数の個数: 72

約数和(自身を含む): 180967584

約数和(自身を除く): 99272608

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 67, 88, 128, 134, 176, 256, 268, 352, 433, 536, 704, 737, 866, 1072, 1408, 1474, 1732, 2144, 2816, 2948, 3464, 4288, 4763, 5896, 6928, 8576, 9526, 11792, 13856, 17152, 19052, 23584, 27712, 29011, 38104, 47168, 55424, 58022, 76208, 94336, 110848, 116044, 152416, 188672, 232088, 304832, 319121, 464176, 609664, 638242, 928352, 1219328, 1276484, 1856704, 2552968, 3713408, 5105936, 7426816, 10211872, 20423744, 40847488, 81694976]

約数ペア:

[(1, 81694976), (2, 40847488), (4, 20423744), (8, 10211872), (11, 7426816), (16, 5105936), (22, 3713408), (32, 2552968), (44, 1856704), (64, 1276484), (67, 1219328), (88, 928352), (128, 638242), (134, 609664), (176, 464176), (256, 319121), (268, 304832), (352, 232088), (433, 188672), (536, 152416), (704, 116044), (737, 110848), (866, 94336), (1072, 76208), (1408, 58022), (1474, 55424), (1732, 47168), (2144, 38104), (2816, 29011), (2948, 27712), (3464, 23584), (4288, 19052), (4763, 17152), (5896, 13856), (6928, 11792), (8576, 9526)]