696878080

素因数分解:

$2^{10}\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1039}}^1$

素因数の和:1195

約数の個数: 88

約数和(自身を含む): 1686072960

約数和(自身を除く): 989194880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 256, 262, 320, 512, 524, 640, 655, 1024, 1039, 1048, 1280, 1310, 2078, 2096, 2560, 2620, 4156, 4192, 5120, 5195, 5240, 8312, 8384, 10390, 10480, 16624, 16768, 20780, 20960, 33248, 33536, 41560, 41920, 66496, 67072, 83120, 83840, 132992, 134144, 136109, 166240, 167680, 265984, 272218, 332480, 335360, 531968, 544436, 664960, 670720, 680545, 1063936, 1088872, 1329920, 1361090, 2177744, 2659840, 2722180, 4355488, 5319680, 5444360, 8710976, 10888720, 17421952, 21777440, 34843904, 43554880, 69687808, 87109760, 139375616, 174219520, 348439040, 696878080]

約数ペア:

[(1, 696878080), (2, 348439040), (4, 174219520), (5, 139375616), (8, 87109760), (10, 69687808), (16, 43554880), (20, 34843904), (32, 21777440), (40, 17421952), (64, 10888720), (80, 8710976), (128, 5444360), (131, 5319680), (160, 4355488), (256, 2722180), (262, 2659840), (320, 2177744), (512, 1361090), (524, 1329920), (640, 1088872), (655, 1063936), (1024, 680545), (1039, 670720), (1048, 664960), (1280, 544436), (1310, 531968), (2078, 335360), (2096, 332480), (2560, 272218), (2620, 265984), (4156, 167680), (4192, 166240), (5120, 136109), (5195, 134144), (5240, 132992), (8312, 83840), (8384, 83120), (10390, 67072), (10480, 66496), (16624, 41920), (16768, 41560), (20780, 33536), (20960, 33248)]