80338128

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{128747}}^1$

素因数の和:128771

約数の個数: 40

約数和(自身を含む): 223506528

約数和(自身を除く): 143168400

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 128747, 257494, 386241, 514988, 772482, 1029976, 1544964, 1673711, 2059952, 3089928, 3347422, 5021133, 6179856, 6694844, 10042266, 13389688, 20084532, 26779376, 40169064, 80338128]

約数ペア:

[(1, 80338128), (2, 40169064), (3, 26779376), (4, 20084532), (6, 13389688), (8, 10042266), (12, 6694844), (13, 6179856), (16, 5021133), (24, 3347422), (26, 3089928), (39, 2059952), (48, 1673711), (52, 1544964), (78, 1029976), (104, 772482), (156, 514988), (208, 386241), (312, 257494), (624, 128747)]