85471240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{125693}}^1$

素因数の和:125721

約数の個数: 32

約数和(自身を含む): 203624280

約数和(自身を除く): 118153040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 125693, 251386, 502772, 628465, 1005544, 1256930, 2136781, 2513860, 4273562, 5027720, 8547124, 10683905, 17094248, 21367810, 42735620, 85471240]

約数ペア:

[(1, 85471240), (2, 42735620), (4, 21367810), (5, 17094248), (8, 10683905), (10, 8547124), (17, 5027720), (20, 4273562), (34, 2513860), (40, 2136781), (68, 1256930), (85, 1005544), (136, 628465), (170, 502772), (340, 251386), (680, 125693)]