128565550085

素因数分解:

$5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1\times {\mathrm{75721}}^1$

素因数の和:76221

約数の個数: 32

約数和(自身を含む): 178098144000

約数和(自身を除く): 49532593915

約数列:

[1, 5, 7, 35, 139, 349, 695, 973, 1745, 2443, 4865, 12215, 48511, 75721, 242555, 339577, 378605, 530047, 1697885, 2650235, 10525219, 26426629, 52626095, 73676533, 132133145, 184986403, 368382665, 924932015, 3673301431, 18366507155, 25713110017, 128565550085]

約数ペア:

[(1, 128565550085), (5, 25713110017), (7, 18366507155), (35, 3673301431), (139, 924932015), (349, 368382665), (695, 184986403), (973, 132133145), (1745, 73676533), (2443, 52626095), (4865, 26426629), (12215, 10525219), (48511, 2650235), (75721, 1697885), (242555, 530047), (339577, 378605)]