129787904

素因数分解:

$2^{11}\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 262080000

約数和(自身を除く): 132292096

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 499, 508, 512, 998, 1016, 1024, 1996, 2032, 2048, 3992, 4064, 7984, 8128, 15968, 16256, 31936, 32512, 63373, 63872, 65024, 126746, 127744, 130048, 253492, 255488, 260096, 506984, 510976, 1013968, 1021952, 2027936, 4055872, 8111744, 16223488, 32446976, 64893952, 129787904]

約数ペア:

[(1, 129787904), (2, 64893952), (4, 32446976), (8, 16223488), (16, 8111744), (32, 4055872), (64, 2027936), (127, 1021952), (128, 1013968), (254, 510976), (256, 506984), (499, 260096), (508, 255488), (512, 253492), (998, 130048), (1016, 127744), (1024, 126746), (1996, 65024), (2032, 63872), (2048, 63373), (3992, 32512), (4064, 31936), (7984, 16256), (8128, 15968)]