66547520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{941}}^1$

素因数の和:988

約数の個数: 112

約数和(自身を含む): 180886608

約数和(自身を除く): 114339088

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 416, 442, 520, 544, 680, 832, 884, 941, 1040, 1088, 1105, 1360, 1768, 1882, 2080, 2210, 2720, 3536, 3764, 4160, 4420, 4705, 5440, 7072, 7528, 8840, 9410, 12233, 14144, 15056, 15997, 17680, 18820, 24466, 30112, 31994, 35360, 37640, 48932, 60224, 61165, 63988, 70720, 75280, 79985, 97864, 122330, 127976, 150560, 159970, 195728, 207961, 244660, 255952, 301120, 319940, 391456, 415922, 489320, 511904, 639880, 782912, 831844, 978640, 1023808, 1039805, 1279760, 1663688, 1957280, 2079610, 2559520, 3327376, 3914560, 4159220, 5119040, 6654752, 8318440, 13309504, 16636880, 33273760, 66547520]

約数ペア:

[(1, 66547520), (2, 33273760), (4, 16636880), (5, 13309504), (8, 8318440), (10, 6654752), (13, 5119040), (16, 4159220), (17, 3914560), (20, 3327376), (26, 2559520), (32, 2079610), (34, 1957280), (40, 1663688), (52, 1279760), (64, 1039805), (65, 1023808), (68, 978640), (80, 831844), (85, 782912), (104, 639880), (130, 511904), (136, 489320), (160, 415922), (170, 391456), (208, 319940), (221, 301120), (260, 255952), (272, 244660), (320, 207961), (340, 195728), (416, 159970), (442, 150560), (520, 127976), (544, 122330), (680, 97864), (832, 79985), (884, 75280), (941, 70720), (1040, 63988), (1088, 61165), (1105, 60224), (1360, 48932), (1768, 37640), (1882, 35360), (2080, 31994), (2210, 30112), (2720, 24466), (3536, 18820), (3764, 17680), (4160, 15997), (4420, 15056), (4705, 14144), (5440, 12233), (7072, 9410), (7528, 8840)]