163255040

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9811}}^1$

素因数の和:9845

約数の個数: 72

約数和(自身を含む): 421170288

約数和(自身を除く): 257915248

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, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 9811, 16640, 19622, 39244, 49055, 78488, 98110, 127543, 156976, 196220, 255086, 313952, 392440, 510172, 627904, 637715, 784880, 1020344, 1255808, 1275430, 1569760, 2040688, 2511616, 2550860, 3139520, 4081376, 5101720, 6279040, 8162752, 10203440, 12558080, 16325504, 20406880, 32651008, 40813760, 81627520, 163255040]

約数ペア:

[(1, 163255040), (2, 81627520), (4, 40813760), (5, 32651008), (8, 20406880), (10, 16325504), (13, 12558080), (16, 10203440), (20, 8162752), (26, 6279040), (32, 5101720), (40, 4081376), (52, 3139520), (64, 2550860), (65, 2511616), (80, 2040688), (104, 1569760), (128, 1275430), (130, 1255808), (160, 1020344), (208, 784880), (256, 637715), (260, 627904), (320, 510172), (416, 392440), (520, 313952), (640, 255086), (832, 196220), (1040, 156976), (1280, 127543), (1664, 98110), (2080, 78488), (3328, 49055), (4160, 39244), (8320, 19622), (9811, 16640)]