68350720

素因数分解:

$2^8\times 5^1\times {\mathrm{67}}^1\times {\mathrm{797}}^1$

素因数の和:885

約数の個数: 72

約数和(自身を含む): 166373424

約数和(自身を除く): 98022704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 256, 268, 320, 335, 536, 640, 670, 797, 1072, 1280, 1340, 1594, 2144, 2680, 3188, 3985, 4288, 5360, 6376, 7970, 8576, 10720, 12752, 15940, 17152, 21440, 25504, 31880, 42880, 51008, 53399, 63760, 85760, 102016, 106798, 127520, 204032, 213596, 255040, 266995, 427192, 510080, 533990, 854384, 1020160, 1067980, 1708768, 2135960, 3417536, 4271920, 6835072, 8543840, 13670144, 17087680, 34175360, 68350720]

約数ペア:

[(1, 68350720), (2, 34175360), (4, 17087680), (5, 13670144), (8, 8543840), (10, 6835072), (16, 4271920), (20, 3417536), (32, 2135960), (40, 1708768), (64, 1067980), (67, 1020160), (80, 854384), (128, 533990), (134, 510080), (160, 427192), (256, 266995), (268, 255040), (320, 213596), (335, 204032), (536, 127520), (640, 106798), (670, 102016), (797, 85760), (1072, 63760), (1280, 53399), (1340, 51008), (1594, 42880), (2144, 31880), (2680, 25504), (3188, 21440), (3985, 17152), (4288, 15940), (5360, 12752), (6376, 10720), (7970, 8576)]