53980160

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{811}}^1$

素因数の和:849

約数の個数: 88

約数和(自身を含む): 139621776

約数和(自身を除く): 85641616

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 811, 832, 1024, 1040, 1280, 1622, 1664, 2080, 2560, 3244, 3328, 4055, 4160, 5120, 6488, 6656, 8110, 8320, 10543, 12976, 13312, 16220, 16640, 21086, 25952, 32440, 33280, 42172, 51904, 52715, 64880, 66560, 84344, 103808, 105430, 129760, 168688, 207616, 210860, 259520, 337376, 415232, 421720, 519040, 674752, 830464, 843440, 1038080, 1349504, 1686880, 2076160, 2699008, 3373760, 4152320, 5398016, 6747520, 10796032, 13495040, 26990080, 53980160]

約数ペア:

[(1, 53980160), (2, 26990080), (4, 13495040), (5, 10796032), (8, 6747520), (10, 5398016), (13, 4152320), (16, 3373760), (20, 2699008), (26, 2076160), (32, 1686880), (40, 1349504), (52, 1038080), (64, 843440), (65, 830464), (80, 674752), (104, 519040), (128, 421720), (130, 415232), (160, 337376), (208, 259520), (256, 210860), (260, 207616), (320, 168688), (416, 129760), (512, 105430), (520, 103808), (640, 84344), (811, 66560), (832, 64880), (1024, 52715), (1040, 51904), (1280, 42172), (1622, 33280), (1664, 32440), (2080, 25952), (2560, 21086), (3244, 16640), (3328, 16220), (4055, 13312), (4160, 12976), (5120, 10543), (6488, 8320), (6656, 8110)]