8719360

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:169

約数の個数: 88

約数和(自身を含む): 22697136

約数和(自身を除く): 13977776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 131, 160, 208, 256, 260, 262, 320, 416, 512, 520, 524, 640, 655, 832, 1024, 1040, 1048, 1280, 1310, 1664, 1703, 2080, 2096, 2560, 2620, 3328, 3406, 4160, 4192, 5120, 5240, 6656, 6812, 8320, 8384, 8515, 10480, 13312, 13624, 16640, 16768, 17030, 20960, 27248, 33280, 33536, 34060, 41920, 54496, 66560, 67072, 68120, 83840, 108992, 134144, 136240, 167680, 217984, 272480, 335360, 435968, 544960, 670720, 871936, 1089920, 1743872, 2179840, 4359680, 8719360]

約数ペア:

[(1, 8719360), (2, 4359680), (4, 2179840), (5, 1743872), (8, 1089920), (10, 871936), (13, 670720), (16, 544960), (20, 435968), (26, 335360), (32, 272480), (40, 217984), (52, 167680), (64, 136240), (65, 134144), (80, 108992), (104, 83840), (128, 68120), (130, 67072), (131, 66560), (160, 54496), (208, 41920), (256, 34060), (260, 33536), (262, 33280), (320, 27248), (416, 20960), (512, 17030), (520, 16768), (524, 16640), (640, 13624), (655, 13312), (832, 10480), (1024, 8515), (1040, 8384), (1048, 8320), (1280, 6812), (1310, 6656), (1664, 5240), (1703, 5120), (2080, 4192), (2096, 4160), (2560, 3406), (2620, 3328)]