665038784

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{5003}}^1$

素因数の和:5113

約数の個数: 56

約数和(自身を含む): 1382865408

約数和(自身を除く): 717826624

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 67, 124, 134, 248, 268, 496, 536, 992, 1072, 1984, 2077, 2144, 4154, 4288, 5003, 8308, 10006, 16616, 20012, 33232, 40024, 66464, 80048, 132928, 155093, 160096, 310186, 320192, 335201, 620372, 670402, 1240744, 1340804, 2481488, 2681608, 4962976, 5363216, 9925952, 10391231, 10726432, 20782462, 21452864, 41564924, 83129848, 166259696, 332519392, 665038784]

約数ペア:

[(1, 665038784), (2, 332519392), (4, 166259696), (8, 83129848), (16, 41564924), (31, 21452864), (32, 20782462), (62, 10726432), (64, 10391231), (67, 9925952), (124, 5363216), (134, 4962976), (248, 2681608), (268, 2481488), (496, 1340804), (536, 1240744), (992, 670402), (1072, 620372), (1984, 335201), (2077, 320192), (2144, 310186), (4154, 160096), (4288, 155093), (5003, 132928), (8308, 80048), (10006, 66464), (16616, 40024), (20012, 33232)]