64638464

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:551

約数の個数: 80

約数和(自身を含む): 147312000

約数和(自身を除く): 82673536

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 32, 44, 46, 64, 88, 92, 128, 176, 184, 253, 256, 352, 368, 499, 506, 512, 704, 736, 998, 1012, 1408, 1472, 1996, 2024, 2816, 2944, 3992, 4048, 5489, 5632, 5888, 7984, 8096, 10978, 11477, 11776, 15968, 16192, 21956, 22954, 31936, 32384, 43912, 45908, 63872, 64768, 87824, 91816, 126247, 127744, 129536, 175648, 183632, 252494, 255488, 351296, 367264, 504988, 702592, 734528, 1009976, 1405184, 1469056, 2019952, 2810368, 2938112, 4039904, 5876224, 8079808, 16159616, 32319232, 64638464]

約数ペア:

[(1, 64638464), (2, 32319232), (4, 16159616), (8, 8079808), (11, 5876224), (16, 4039904), (22, 2938112), (23, 2810368), (32, 2019952), (44, 1469056), (46, 1405184), (64, 1009976), (88, 734528), (92, 702592), (128, 504988), (176, 367264), (184, 351296), (253, 255488), (256, 252494), (352, 183632), (368, 175648), (499, 129536), (506, 127744), (512, 126247), (704, 91816), (736, 87824), (998, 64768), (1012, 63872), (1408, 45908), (1472, 43912), (1996, 32384), (2024, 31936), (2816, 22954), (2944, 21956), (3992, 16192), (4048, 15968), (5489, 11776), (5632, 11477), (5888, 10978), (7984, 8096)]