657522688

素因数分解:

$2^{16}\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:238

約数の個数: 68

約数和(自身を含む): 1342167040

約数和(自身を除く): 684644352

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 127, 128, 158, 254, 256, 316, 508, 512, 632, 1016, 1024, 1264, 2032, 2048, 2528, 4064, 4096, 5056, 8128, 8192, 10033, 10112, 16256, 16384, 20066, 20224, 32512, 32768, 40132, 40448, 65024, 65536, 80264, 80896, 130048, 160528, 161792, 260096, 321056, 323584, 520192, 642112, 647168, 1040384, 1284224, 1294336, 2080768, 2568448, 2588672, 4161536, 5136896, 5177344, 8323072, 10273792, 20547584, 41095168, 82190336, 164380672, 328761344, 657522688]

約数ペア:

[(1, 657522688), (2, 328761344), (4, 164380672), (8, 82190336), (16, 41095168), (32, 20547584), (64, 10273792), (79, 8323072), (127, 5177344), (128, 5136896), (158, 4161536), (254, 2588672), (256, 2568448), (316, 2080768), (508, 1294336), (512, 1284224), (632, 1040384), (1016, 647168), (1024, 642112), (1264, 520192), (2032, 323584), (2048, 321056), (2528, 260096), (4064, 161792), (4096, 160528), (5056, 130048), (8128, 80896), (8192, 80264), (10033, 65536), (10112, 65024), (16256, 40448), (16384, 40132), (20066, 32768), (20224, 32512)]